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authormarha <marha@users.sourceforge.net>2011-10-19 10:44:43 +0200
committermarha <marha@users.sourceforge.net>2011-10-19 10:44:43 +0200
commit9f986778bd4393c5a9108426969d45aa7f10f334 (patch)
tree27d7bd08dac54a54a923e76dccf2b8e388be2a03 /mesalib/src/mesa/main
parentafbd3947071a33f59dda122f1ac396442a02c128 (diff)
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libX11 libXext libXft mesa libxcb mkfontscale pixman xserver
xkeyboard-config git update 19 oct 2011
Diffstat (limited to 'mesalib/src/mesa/main')
-rw-r--r--mesalib/src/mesa/main/context.c22
-rw-r--r--mesalib/src/mesa/main/dd.h8
-rw-r--r--mesalib/src/mesa/main/dlist.c124
-rw-r--r--mesalib/src/mesa/main/fbobject.c54
-rw-r--r--mesalib/src/mesa/main/feedback.c2
-rw-r--r--mesalib/src/mesa/main/feedback.h3
-rw-r--r--mesalib/src/mesa/main/ff_fragment_shader.cpp1440
-rw-r--r--mesalib/src/mesa/main/framebuffer.c178
-rw-r--r--mesalib/src/mesa/main/framebuffer.h8
-rw-r--r--mesalib/src/mesa/main/get.c17
-rw-r--r--mesalib/src/mesa/main/mtypes.h14
-rw-r--r--mesalib/src/mesa/main/pbo.c13
-rw-r--r--mesalib/src/mesa/main/shaderapi.c8
-rw-r--r--mesalib/src/mesa/main/state.c7
-rw-r--r--mesalib/src/mesa/main/texenvprogram.h70
-rw-r--r--mesalib/src/mesa/main/texgetimage.c2
-rw-r--r--mesalib/src/mesa/main/teximage.c43
-rw-r--r--mesalib/src/mesa/main/uniform_query.cpp80
-rw-r--r--mesalib/src/mesa/main/uniforms.c61
-rw-r--r--mesalib/src/mesa/main/uniforms.h3
20 files changed, 1008 insertions, 1149 deletions
diff --git a/mesalib/src/mesa/main/context.c b/mesalib/src/mesa/main/context.c
index fc52e8c15..e0af6ee67 100644
--- a/mesalib/src/mesa/main/context.c
+++ b/mesalib/src/mesa/main/context.c
@@ -1833,8 +1833,6 @@ _mesa_valid_to_render(struct gl_context *ctx, const char *where)
shProg[MESA_SHADER_FRAGMENT] = ctx->Shader.CurrentFragmentProgram;
for (i = 0; i < MESA_SHADER_TYPES; i++) {
- struct gl_shader *sh;
-
if (shProg[i] == NULL || shProg[i]->_Used
|| shProg[i]->_LinkedShaders[i] == NULL)
continue;
@@ -1842,27 +1840,13 @@ _mesa_valid_to_render(struct gl_context *ctx, const char *where)
/* This is the first time this shader is being used.
* Append shader's constants/uniforms to log file.
*
- * The logic is a little odd here. We only want to log data for each
- * shader target that will actually be used, and we only want to log
- * it once. It's possible to have a program bound to the vertex
+ * Only log data for the program target that matches the shader
+ * target. It's possible to have a program bound to the vertex
* shader target that also supplied a fragment shader. If that
* program isn't also bound to the fragment shader target we don't
* want to log its fragment data.
*/
- sh = shProg[i]->_LinkedShaders[i];
- switch (sh->Type) {
- case GL_VERTEX_SHADER:
- _mesa_append_uniforms_to_file(sh, sh->Program);
- break;
-
- case GL_GEOMETRY_SHADER_ARB:
- _mesa_append_uniforms_to_file(sh, sh->Program);
- break;
-
- case GL_FRAGMENT_SHADER:
- _mesa_append_uniforms_to_file(sh, sh->Program);
- break;
- }
+ _mesa_append_uniforms_to_file(shProg[i]->_LinkedShaders[i]);
}
for (i = 0; i < MESA_SHADER_TYPES; i++) {
diff --git a/mesalib/src/mesa/main/dd.h b/mesalib/src/mesa/main/dd.h
index 4e017ae38..8607008de 100644
--- a/mesalib/src/mesa/main/dd.h
+++ b/mesalib/src/mesa/main/dd.h
@@ -861,6 +861,14 @@ struct dd_function_table {
void (*SaveFlushVertices)( struct gl_context *ctx );
/**
+ * \brief Hook for drivers to prepare for a glBegin/glEnd block
+ *
+ * This hook is called in vbo_exec_Begin() before any action, including
+ * state updates, occurs.
+ */
+ void (*PrepareExecBegin)( struct gl_context *ctx );
+
+ /**
* Give the driver the opportunity to hook in its own vtxfmt for
* compiling optimized display lists. This is called on each valid
* glBegin() during list compilation.
diff --git a/mesalib/src/mesa/main/dlist.c b/mesalib/src/mesa/main/dlist.c
index 343feec6f..625649e9d 100644
--- a/mesalib/src/mesa/main/dlist.c
+++ b/mesalib/src/mesa/main/dlist.c
@@ -875,7 +875,7 @@ translate_id(GLsizei n, GLenum type, const GLvoid * list)
/**********************************************************************/
/**
- * Wrapper for _mesa_unpack_image() that handles pixel buffer objects.
+ * Wrapper for _mesa_unpack_image/bitmap() that handles pixel buffer objects.
* If width < 0 or height < 0 or format or type are invalid we'll just
* return NULL. We will not generate an error since OpenGL command
* arguments aren't error-checked until the command is actually executed
@@ -899,8 +899,13 @@ unpack_image(struct gl_context *ctx, GLuint dimensions,
if (!_mesa_is_bufferobj(unpack->BufferObj)) {
/* no PBO */
- GLvoid *image = _mesa_unpack_image(dimensions, width, height, depth,
- format, type, pixels, unpack);
+ GLvoid *image;
+
+ if (type == GL_BITMAP)
+ image = _mesa_unpack_bitmap(width, height, pixels, unpack);
+ else
+ image = _mesa_unpack_image(dimensions, width, height, depth,
+ format, type, pixels, unpack);
if (pixels && !image) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "display list construction");
}
@@ -921,8 +926,11 @@ unpack_image(struct gl_context *ctx, GLuint dimensions,
}
src = ADD_POINTERS(map, pixels);
- image = _mesa_unpack_image(dimensions, width, height, depth,
- format, type, src, unpack);
+ if (type == GL_BITMAP)
+ image = _mesa_unpack_bitmap(width, height, src, unpack);
+ else
+ image = _mesa_unpack_image(dimensions, width, height, depth,
+ format, type, src, unpack);
ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj);
@@ -935,7 +943,6 @@ unpack_image(struct gl_context *ctx, GLuint dimensions,
return NULL;
}
-
/**
* Allocate space for a display list instruction (opcode + payload space).
* \param opcode the instruction opcode (OPCODE_* value)
@@ -1121,7 +1128,8 @@ save_Bitmap(GLsizei width, GLsizei height,
n[4].f = yorig;
n[5].f = xmove;
n[6].f = ymove;
- n[7].data = _mesa_unpack_bitmap(width, height, pixels, &ctx->Unpack);
+ n[7].data = unpack_image(ctx, 2, width, height, 1, GL_COLOR_INDEX,
+ GL_BITMAP, pixels, &ctx->Unpack);
}
if (ctx->ExecuteFlag) {
CALL_Bitmap(ctx->Exec, (width, height,
@@ -4509,6 +4517,24 @@ save_MultTransposeMatrixfARB(const GLfloat m[16])
save_MultMatrixf(tm);
}
+static GLvoid *copy_data(const GLvoid *data, GLsizei size, const char *func)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ GLvoid *image;
+
+ if (!data)
+ return NULL;
+
+ image = malloc(size);
+ if (!image) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "%s", func);
+ return NULL;
+ }
+ memcpy(image, data, size);
+
+ return image;
+}
+
/* GL_ARB_texture_compression */
static void GLAPIENTRY
@@ -4526,15 +4552,8 @@ save_CompressedTexImage1DARB(GLenum target, GLint level,
}
else {
Node *n;
- GLvoid *image;
ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
- /* make copy of image */
- image = malloc(imageSize);
- if (!image) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage1DARB");
- return;
- }
- memcpy(image, data, imageSize);
+
n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_IMAGE_1D, 7);
if (n) {
n[1].e = target;
@@ -4543,10 +4562,7 @@ save_CompressedTexImage1DARB(GLenum target, GLint level,
n[4].i = (GLint) width;
n[5].i = border;
n[6].i = imageSize;
- n[7].data = image;
- }
- else if (image) {
- free(image);
+ n[7].data = copy_data(data, imageSize, "glCompressedTexImage1DARB");
}
if (ctx->ExecuteFlag) {
CALL_CompressedTexImage1DARB(ctx->Exec,
@@ -4572,15 +4588,8 @@ save_CompressedTexImage2DARB(GLenum target, GLint level,
}
else {
Node *n;
- GLvoid *image;
ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
- /* make copy of image */
- image = malloc(imageSize);
- if (!image) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2DARB");
- return;
- }
- memcpy(image, data, imageSize);
+
n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_IMAGE_2D, 8);
if (n) {
n[1].e = target;
@@ -4590,10 +4599,7 @@ save_CompressedTexImage2DARB(GLenum target, GLint level,
n[5].i = (GLint) height;
n[6].i = border;
n[7].i = imageSize;
- n[8].data = image;
- }
- else if (image) {
- free(image);
+ n[8].data = copy_data(data, imageSize, "glCompressedTexImage2DARB");
}
if (ctx->ExecuteFlag) {
CALL_CompressedTexImage2DARB(ctx->Exec,
@@ -4619,15 +4625,8 @@ save_CompressedTexImage3DARB(GLenum target, GLint level,
}
else {
Node *n;
- GLvoid *image;
ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
- /* make copy of image */
- image = malloc(imageSize);
- if (!image) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage3DARB");
- return;
- }
- memcpy(image, data, imageSize);
+
n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_IMAGE_3D, 9);
if (n) {
n[1].e = target;
@@ -4638,10 +4637,7 @@ save_CompressedTexImage3DARB(GLenum target, GLint level,
n[6].i = (GLint) depth;
n[7].i = border;
n[8].i = imageSize;
- n[9].data = image;
- }
- else if (image) {
- free(image);
+ n[9].data = copy_data(data, imageSize, "glCompressedTexImage3DARB");
}
if (ctx->ExecuteFlag) {
CALL_CompressedTexImage3DARB(ctx->Exec,
@@ -4659,18 +4655,9 @@ save_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset,
GLsizei imageSize, const GLvoid * data)
{
Node *n;
- GLvoid *image;
-
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
- /* make copy of image */
- image = malloc(imageSize);
- if (!image) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage1DARB");
- return;
- }
- memcpy(image, data, imageSize);
n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_SUB_IMAGE_1D, 7);
if (n) {
n[1].e = target;
@@ -4679,10 +4666,7 @@ save_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset,
n[4].i = (GLint) width;
n[5].e = format;
n[6].i = imageSize;
- n[7].data = image;
- }
- else if (image) {
- free(image);
+ n[7].data = copy_data(data, imageSize, "glCompressedTexSubImage1DARB");
}
if (ctx->ExecuteFlag) {
CALL_CompressedTexSubImage1DARB(ctx->Exec, (target, level, xoffset,
@@ -4699,18 +4683,9 @@ save_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset,
const GLvoid * data)
{
Node *n;
- GLvoid *image;
-
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
- /* make copy of image */
- image = malloc(imageSize);
- if (!image) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage2DARB");
- return;
- }
- memcpy(image, data, imageSize);
n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_SUB_IMAGE_2D, 9);
if (n) {
n[1].e = target;
@@ -4721,10 +4696,7 @@ save_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset,
n[6].i = (GLint) height;
n[7].e = format;
n[8].i = imageSize;
- n[9].data = image;
- }
- else if (image) {
- free(image);
+ n[9].data = copy_data(data, imageSize, "glCompressedTexSubImage2DARB");
}
if (ctx->ExecuteFlag) {
CALL_CompressedTexSubImage2DARB(ctx->Exec,
@@ -4741,18 +4713,9 @@ save_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
GLsizei imageSize, const GLvoid * data)
{
Node *n;
- GLvoid *image;
-
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
- /* make copy of image */
- image = malloc(imageSize);
- if (!image) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage3DARB");
- return;
- }
- memcpy(image, data, imageSize);
n = alloc_instruction(ctx, OPCODE_COMPRESSED_TEX_SUB_IMAGE_3D, 11);
if (n) {
n[1].e = target;
@@ -4765,10 +4728,7 @@ save_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
n[8].i = (GLint) depth;
n[9].e = format;
n[10].i = imageSize;
- n[11].data = image;
- }
- else if (image) {
- free(image);
+ n[11].data = copy_data(data, imageSize, "glCompressedTexSubImage3DARB");
}
if (ctx->ExecuteFlag) {
CALL_CompressedTexSubImage3DARB(ctx->Exec,
diff --git a/mesalib/src/mesa/main/fbobject.c b/mesalib/src/mesa/main/fbobject.c
index 757115584..f9da54e73 100644
--- a/mesalib/src/mesa/main/fbobject.c
+++ b/mesalib/src/mesa/main/fbobject.c
@@ -254,14 +254,8 @@ _mesa_get_attachment(struct gl_context *ctx, struct gl_framebuffer *fb,
if (ctx->API != API_OPENGL)
return NULL;
/* fall-through */
- case GL_DEPTH_BUFFER:
- /* fall-through / new in GL 3.0 */
case GL_DEPTH_ATTACHMENT_EXT:
return &fb->Attachment[BUFFER_DEPTH];
- case GL_STENCIL_BUFFER:
- if (ctx->API != API_OPENGL)
- return NULL;
- /* fall-through / new in GL 3.0 */
case GL_STENCIL_ATTACHMENT_EXT:
return &fb->Attachment[BUFFER_STENCIL];
default:
@@ -294,13 +288,34 @@ _mesa_get_fb0_attachment(struct gl_context *ctx, struct gl_framebuffer *fb,
return &fb->Attachment[BUFFER_AUX0];
}
return NULL;
- case GL_DEPTH_BUFFER:
- /* fall-through / new in GL 3.0 */
- case GL_DEPTH_ATTACHMENT_EXT:
+
+ /* Page 336 (page 352 of the PDF) of the OpenGL 3.0 spec says:
+ *
+ * "If the default framebuffer is bound to target, then attachment must
+ * be one of FRONT LEFT, FRONT RIGHT, BACK LEFT, BACK RIGHT, or AUXi,
+ * identifying a color buffer; DEPTH, identifying the depth buffer; or
+ * STENCIL, identifying the stencil buffer."
+ *
+ * Revision #34 of the ARB_framebuffer_object spec has essentially the same
+ * language. However, revision #33 of the ARB_framebuffer_object spec
+ * says:
+ *
+ * "If the default framebuffer is bound to <target>, then <attachment>
+ * must be one of FRONT_LEFT, FRONT_RIGHT, BACK_LEFT, BACK_RIGHT, AUXi,
+ * DEPTH_BUFFER, or STENCIL_BUFFER, identifying a color buffer, the
+ * depth buffer, or the stencil buffer, and <pname> may be
+ * FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE or
+ * FRAMEBUFFER_ATTACHMENT_OBJECT_NAME."
+ *
+ * The enum values for DEPTH_BUFFER and STENCIL_BUFFER have been removed
+ * from glext.h, so shipping apps should not use those values.
+ *
+ * Note that neither EXT_framebuffer_object nor OES_framebuffer_object
+ * support queries of the window system FBO.
+ */
+ case GL_DEPTH:
return &fb->Attachment[BUFFER_DEPTH];
- case GL_STENCIL_BUFFER:
- /* fall-through / new in GL 3.0 */
- case GL_STENCIL_ATTACHMENT_EXT:
+ case GL_STENCIL:
return &fb->Attachment[BUFFER_STENCIL];
default:
return NULL;
@@ -2261,6 +2276,21 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
}
if (is_winsys_fbo(buffer)) {
+ /* Page 126 (page 136 of the PDF) of the OpenGL ES 2.0.25 spec
+ * says:
+ *
+ * "If the framebuffer currently bound to target is zero, then
+ * INVALID_OPERATION is generated."
+ *
+ * The EXT_framebuffer_object spec has the same wording, and the
+ * OES_framebuffer_object spec refers to the EXT_framebuffer_object
+ * spec.
+ */
+ if (ctx->API != API_OPENGL || !ctx->Extensions.ARB_framebuffer_object) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetFramebufferAttachmentParameteriv(bound FBO = 0)");
+ return;
+ }
/* the default / window-system FBO */
att = _mesa_get_fb0_attachment(ctx, buffer, attachment);
}
diff --git a/mesalib/src/mesa/main/feedback.c b/mesalib/src/mesa/main/feedback.c
index cb5f49f67..f95e3b5d4 100644
--- a/mesalib/src/mesa/main/feedback.c
+++ b/mesalib/src/mesa/main/feedback.c
@@ -418,7 +418,7 @@ _mesa_PopName( void )
* __struct gl_contextRec::RenderMode and notifies the driver via the
* dd_function_table::RenderMode callback.
*/
-static GLint GLAPIENTRY
+GLint GLAPIENTRY
_mesa_RenderMode( GLenum mode )
{
GET_CURRENT_CONTEXT(ctx);
diff --git a/mesalib/src/mesa/main/feedback.h b/mesalib/src/mesa/main/feedback.h
index 6d256ee8f..c64db3134 100644
--- a/mesalib/src/mesa/main/feedback.h
+++ b/mesalib/src/mesa/main/feedback.h
@@ -33,6 +33,9 @@
#if FEATURE_feedback
+extern GLint GLAPIENTRY
+_mesa_RenderMode( GLenum mode );
+
extern void
_mesa_feedback_vertex( struct gl_context *ctx,
const GLfloat win[4],
diff --git a/mesalib/src/mesa/main/ff_fragment_shader.cpp b/mesalib/src/mesa/main/ff_fragment_shader.cpp
index e6451c98b..160a97c0c 100644
--- a/mesalib/src/mesa/main/ff_fragment_shader.cpp
+++ b/mesalib/src/mesa/main/ff_fragment_shader.cpp
@@ -3,6 +3,7 @@
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
* Copyright 2009 VMware, Inc. All Rights Reserved.
+ * Copyright © 2010-2011 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
@@ -30,6 +31,8 @@ extern "C" {
#include "glheader.h"
#include "imports.h"
#include "mtypes.h"
+#include "main/uniforms.h"
+#include "main/macros.h"
#include "program/program.h"
#include "program/prog_parameter.h"
#include "program/prog_cache.h"
@@ -39,6 +42,13 @@ extern "C" {
#include "program/programopt.h"
#include "texenvprogram.h"
}
+#include "../glsl/glsl_types.h"
+#include "../glsl/ir.h"
+#include "../glsl/glsl_symbol_table.h"
+#include "../glsl/glsl_parser_extras.h"
+#include "../glsl/ir_optimization.h"
+#include "../glsl/ir_print_visitor.h"
+#include "../program/ir_to_mesa.h"
/*
* Note on texture units:
@@ -59,7 +69,7 @@ struct texenvprog_cache_item
{
GLuint hash;
void *key;
- struct gl_fragment_program *data;
+ struct gl_shader_program *data;
struct texenvprog_cache_item *next;
};
@@ -76,13 +86,6 @@ texenv_doing_secondary_color(struct gl_context *ctx)
return GL_FALSE;
}
-/**
- * Up to nine instructions per tex unit, plus fog, specular color.
- */
-#define MAX_INSTRUCTIONS ((MAX_TEXTURE_COORD_UNITS * 9) + 12)
-
-#define DISASSEM (MESA_VERBOSE & VERBOSE_DISASSEM)
-
struct mode_opt {
#ifdef __GNUC__
__extension__ GLubyte Source:4; /**< SRC_x */
@@ -116,8 +119,6 @@ struct state_key {
GLuint NumArgsA:3; /**< up to MAX_COMBINER_TERMS */
GLuint ModeA:5; /**< MODE_x */
- GLuint texture_cyl_wrap:1; /**< For gallium test/debug only */
-
struct mode_opt OptRGB[MAX_COMBINER_TERMS];
struct mode_opt OptA[MAX_COMBINER_TERMS];
} unit[MAX_TEXTURE_UNITS];
@@ -470,10 +471,6 @@ static GLuint make_state_key( struct gl_context *ctx, struct state_key *key )
key->unit[i].OptRGB[1].Operand = OPR_SRC_COLOR;
key->unit[i].OptRGB[1].Source = texUnit->BumpTarget - GL_TEXTURE0 + SRC_TEXTURE0;
}
-
- /* this is a back-door for enabling cylindrical texture wrap mode */
- if (texObj->Priority == 0.125)
- key->unit[i].texture_cyl_wrap = 1;
}
/* _NEW_LIGHT | _NEW_FOG */
@@ -502,40 +499,15 @@ static GLuint make_state_key( struct gl_context *ctx, struct state_key *key )
}
-/**
- * Use uregs to represent registers internally, translate to Mesa's
- * expected formats on emit.
- *
- * NOTE: These are passed by value extensively in this file rather
- * than as usual by pointer reference. If this disturbs you, try
- * remembering they are just 32bits in size.
- *
- * GCC is smart enough to deal with these dword-sized structures in
- * much the same way as if I had defined them as dwords and was using
- * macros to access and set the fields. This is much nicer and easier
- * to evolve.
- */
-struct ureg {
- GLuint file:4;
- GLuint idx:8;
- GLuint negatebase:1;
- GLuint swz:12;
- GLuint pad:7;
-};
-
-static const struct ureg undef = {
- PROGRAM_UNDEFINED,
- 255,
- 0,
- 0,
- 0
-};
-
-
/** State used to build the fragment program:
*/
struct texenv_fragment_program {
+ struct gl_shader_program *shader_program;
+ struct gl_shader *shader;
struct gl_fragment_program *program;
+ exec_list *instructions;
+ exec_list *top_instructions;
+ void *mem_ctx;
struct state_key *state;
GLbitfield alu_temps; /**< Track texture indirections, see spec. */
@@ -543,386 +515,60 @@ struct texenv_fragment_program {
GLbitfield temp_in_use; /**< Tracks temporary regs which are in use. */
GLboolean error;
- struct ureg src_texture[MAX_TEXTURE_COORD_UNITS];
+ ir_variable *src_texture[MAX_TEXTURE_COORD_UNITS];
/* Reg containing each texture unit's sampled texture color,
* else undef.
*/
- struct ureg texcoord_tex[MAX_TEXTURE_COORD_UNITS];
+ /* Texcoord override from bumpmapping. */
+ struct ir_variable *texcoord_tex[MAX_TEXTURE_COORD_UNITS];
+
/* Reg containing texcoord for a texture unit,
* needed for bump mapping, else undef.
*/
- struct ureg src_previous; /**< Reg containing color from previous
+ ir_rvalue *src_previous; /**< Reg containing color from previous
* stage. May need to be decl'd.
*/
GLuint last_tex_stage; /**< Number of last enabled texture unit */
-
- struct ureg half;
- struct ureg one;
- struct ureg zero;
};
-
-
-static struct ureg make_ureg(GLuint file, GLuint idx)
+static ir_rvalue *
+get_current_attrib(struct texenv_fragment_program *p, GLuint attrib)
{
- struct ureg reg;
- reg.file = file;
- reg.idx = idx;
- reg.negatebase = 0;
- reg.swz = SWIZZLE_NOOP;
- reg.pad = 0;
- return reg;
+ ir_variable *current;
+ ir_rvalue *val;
+
+ current = p->shader->symbols->get_variable("gl_CurrentAttribFragMESA");
+ current->max_array_access = MAX2(current->max_array_access, attrib);
+ val = new(p->mem_ctx) ir_dereference_variable(current);
+ ir_rvalue *index = new(p->mem_ctx) ir_constant(attrib);
+ return new(p->mem_ctx) ir_dereference_array(val, index);
}
-static struct ureg swizzle( struct ureg reg, int x, int y, int z, int w )
+static ir_rvalue *
+get_gl_Color(struct texenv_fragment_program *p)
{
- reg.swz = MAKE_SWIZZLE4(GET_SWZ(reg.swz, x),
- GET_SWZ(reg.swz, y),
- GET_SWZ(reg.swz, z),
- GET_SWZ(reg.swz, w));
-
- return reg;
-}
-
-static struct ureg swizzle1( struct ureg reg, int x )
-{
- return swizzle(reg, x, x, x, x);
-}
-
-static struct ureg negate( struct ureg reg )
-{
- reg.negatebase ^= 1;
- return reg;
-}
-
-static GLboolean is_undef( struct ureg reg )
-{
- return reg.file == PROGRAM_UNDEFINED;
-}
-
-
-static struct ureg get_temp( struct texenv_fragment_program *p )
-{
- GLint bit;
-
- /* First try and reuse temps which have been used already:
- */
- bit = _mesa_ffs( ~p->temp_in_use & p->alu_temps );
-
- /* Then any unused temporary:
- */
- if (!bit)
- bit = _mesa_ffs( ~p->temp_in_use );
-
- if (!bit) {
- _mesa_problem(NULL, "%s: out of temporaries\n", __FILE__);
- exit(1);
+ if (p->state->inputs_available & FRAG_BIT_COL0) {
+ ir_variable *var = p->shader->symbols->get_variable("gl_Color");
+ assert(var);
+ return new(p->mem_ctx) ir_dereference_variable(var);
+ } else {
+ return get_current_attrib(p, VERT_ATTRIB_COLOR0);
}
-
- if ((GLuint) bit > p->program->Base.NumTemporaries)
- p->program->Base.NumTemporaries = bit;
-
- p->temp_in_use |= 1<<(bit-1);
- return make_ureg(PROGRAM_TEMPORARY, (bit-1));
}
-static struct ureg get_tex_temp( struct texenv_fragment_program *p )
+static ir_rvalue *
+get_source(struct texenv_fragment_program *p,
+ GLuint src, GLuint unit)
{
- int bit;
-
- /* First try to find available temp not previously used (to avoid
- * starting a new texture indirection). According to the spec, the
- * ~p->temps_output isn't necessary, but will keep it there for
- * now:
- */
- bit = _mesa_ffs( ~p->temp_in_use & ~p->alu_temps & ~p->temps_output );
-
- /* Then any unused temporary:
- */
- if (!bit)
- bit = _mesa_ffs( ~p->temp_in_use );
-
- if (!bit) {
- _mesa_problem(NULL, "%s: out of temporaries\n", __FILE__);
- exit(1);
- }
+ ir_variable *var;
+ ir_dereference *deref;
- if ((GLuint) bit > p->program->Base.NumTemporaries)
- p->program->Base.NumTemporaries = bit;
-
- p->temp_in_use |= 1<<(bit-1);
- return make_ureg(PROGRAM_TEMPORARY, (bit-1));
-}
-
-
-/** Mark a temp reg as being no longer allocatable. */
-static void reserve_temp( struct texenv_fragment_program *p, struct ureg r )
-{
- if (r.file == PROGRAM_TEMPORARY)
- p->temps_output |= (1 << r.idx);
-}
-
-
-static void release_temps(struct gl_context *ctx, struct texenv_fragment_program *p )
-{
- GLuint max_temp = ctx->Const.FragmentProgram.MaxTemps;
-
- /* KW: To support tex_env_crossbar, don't release the registers in
- * temps_output.
- */
- if (max_temp >= sizeof(int) * 8)
- p->temp_in_use = p->temps_output;
- else
- p->temp_in_use = ~((1<<max_temp)-1) | p->temps_output;
-}
-
-
-static struct ureg register_param5( struct texenv_fragment_program *p,
- GLint s0,
- GLint s1,
- GLint s2,
- GLint s3,
- GLint s4)
-{
- int tokens[STATE_LENGTH];
- GLuint idx;
- tokens[0] = s0;
- tokens[1] = s1;
- tokens[2] = s2;
- tokens[3] = s3;
- tokens[4] = s4;
- idx = _mesa_add_state_reference(p->program->Base.Parameters,
- (gl_state_index *)tokens);
- return make_ureg(PROGRAM_STATE_VAR, idx);
-}
-
-
-#define register_param1(p,s0) register_param5(p,s0,0,0,0,0)
-#define register_param2(p,s0,s1) register_param5(p,s0,s1,0,0,0)
-#define register_param3(p,s0,s1,s2) register_param5(p,s0,s1,s2,0,0)
-#define register_param4(p,s0,s1,s2,s3) register_param5(p,s0,s1,s2,s3,0)
-
-static GLuint frag_to_vert_attrib( GLuint attrib )
-{
- switch (attrib) {
- case FRAG_ATTRIB_COL0: return VERT_ATTRIB_COLOR0;
- case FRAG_ATTRIB_COL1: return VERT_ATTRIB_COLOR1;
- default:
- assert(attrib >= FRAG_ATTRIB_TEX0);
- assert(attrib <= FRAG_ATTRIB_TEX7);
- return attrib - FRAG_ATTRIB_TEX0 + VERT_ATTRIB_TEX0;
- }
-}
-
-
-static struct ureg register_input( struct texenv_fragment_program *p, GLuint input )
-{
- if (p->state->inputs_available & (1<<input)) {
- p->program->Base.InputsRead |= (1 << input);
- return make_ureg(PROGRAM_INPUT, input);
- }
- else {
- GLuint idx = frag_to_vert_attrib( input );
- return register_param3( p, STATE_INTERNAL, STATE_CURRENT_ATTRIB_MAYBE_VP_CLAMPED, idx );
- }
-}
-
-
-static void emit_arg( struct prog_src_register *reg,
- struct ureg ureg )
-{
- reg->File = ureg.file;
- reg->Index = ureg.idx;
- reg->Swizzle = ureg.swz;
- reg->Negate = ureg.negatebase ? NEGATE_XYZW : NEGATE_NONE;
- reg->Abs = GL_FALSE;
-}
-
-static void emit_dst( struct prog_dst_register *dst,
- struct ureg ureg, GLuint mask )
-{
- dst->File = ureg.file;
- dst->Index = ureg.idx;
- dst->WriteMask = mask;
- dst->CondMask = COND_TR; /* always pass cond test */
- dst->CondSwizzle = SWIZZLE_NOOP;
-}
-
-static struct prog_instruction *
-emit_op(struct texenv_fragment_program *p,
- enum prog_opcode op,
- struct ureg dest,
- GLuint mask,
- GLboolean saturate,
- struct ureg src0,
- struct ureg src1,
- struct ureg src2 )
-{
- const GLuint nr = p->program->Base.NumInstructions++;
- struct prog_instruction *inst = &p->program->Base.Instructions[nr];
-
- assert(nr < MAX_INSTRUCTIONS);
-
- _mesa_init_instructions(inst, 1);
- inst->Opcode = op;
-
- emit_arg( &inst->SrcReg[0], src0 );
- emit_arg( &inst->SrcReg[1], src1 );
- emit_arg( &inst->SrcReg[2], src2 );
-
- inst->SaturateMode = saturate ? SATURATE_ZERO_ONE : SATURATE_OFF;
-
- emit_dst( &inst->DstReg, dest, mask );
-
-#if 0
- /* Accounting for indirection tracking:
- */
- if (dest.file == PROGRAM_TEMPORARY)
- p->temps_output |= 1 << dest.idx;
-#endif
-
- return inst;
-}
-
-
-static struct ureg emit_arith( struct texenv_fragment_program *p,
- enum prog_opcode op,
- struct ureg dest,
- GLuint mask,
- GLboolean saturate,
- struct ureg src0,
- struct ureg src1,
- struct ureg src2 )
-{
- emit_op(p, op, dest, mask, saturate, src0, src1, src2);
-
- /* Accounting for indirection tracking:
- */
- if (src0.file == PROGRAM_TEMPORARY)
- p->alu_temps |= 1 << src0.idx;
-
- if (!is_undef(src1) && src1.file == PROGRAM_TEMPORARY)
- p->alu_temps |= 1 << src1.idx;
-
- if (!is_undef(src2) && src2.file == PROGRAM_TEMPORARY)
- p->alu_temps |= 1 << src2.idx;
-
- if (dest.file == PROGRAM_TEMPORARY)
- p->alu_temps |= 1 << dest.idx;
-
- p->program->Base.NumAluInstructions++;
- return dest;
-}
-
-static struct ureg emit_texld( struct texenv_fragment_program *p,
- enum prog_opcode op,
- struct ureg dest,
- GLuint destmask,
- GLuint tex_unit,
- GLuint tex_idx,
- GLuint tex_shadow,
- struct ureg coord )
-{
- struct prog_instruction *inst = emit_op( p, op,
- dest, destmask,
- GL_FALSE, /* don't saturate? */
- coord, /* arg 0? */
- undef,
- undef);
-
- inst->TexSrcTarget = tex_idx;
- inst->TexSrcUnit = tex_unit;
- inst->TexShadow = tex_shadow;
-
- p->program->Base.NumTexInstructions++;
-
- /* Accounting for indirection tracking:
- */
- reserve_temp(p, dest);
-
-#if 0
- /* Is this a texture indirection?
- */
- if ((coord.file == PROGRAM_TEMPORARY &&
- (p->temps_output & (1<<coord.idx))) ||
- (dest.file == PROGRAM_TEMPORARY &&
- (p->alu_temps & (1<<dest.idx)))) {
- p->program->Base.NumTexIndirections++;
- p->temps_output = 1<<coord.idx;
- p->alu_temps = 0;
- assert(0); /* KW: texture env crossbar */
- }
-#endif
-
- return dest;
-}
-
-
-static struct ureg register_const4f( struct texenv_fragment_program *p,
- GLfloat s0,
- GLfloat s1,
- GLfloat s2,
- GLfloat s3)
-{
- GLfloat values[4];
- GLuint idx, swizzle;
- struct ureg r;
- values[0] = s0;
- values[1] = s1;
- values[2] = s2;
- values[3] = s3;
- idx = _mesa_add_unnamed_constant( p->program->Base.Parameters,
- (gl_constant_value *) values, 4,
- &swizzle );
- r = make_ureg(PROGRAM_CONSTANT, idx);
- r.swz = swizzle;
- return r;
-}
-
-#define register_scalar_const(p, s0) register_const4f(p, s0, s0, s0, s0)
-#define register_const1f(p, s0) register_const4f(p, s0, 0, 0, 1)
-#define register_const2f(p, s0, s1) register_const4f(p, s0, s1, 0, 1)
-#define register_const3f(p, s0, s1, s2) register_const4f(p, s0, s1, s2, 1)
-
-
-static struct ureg get_one( struct texenv_fragment_program *p )
-{
- if (is_undef(p->one))
- p->one = register_scalar_const(p, 1.0);
- return p->one;
-}
-
-static struct ureg get_half( struct texenv_fragment_program *p )
-{
- if (is_undef(p->half))
- p->half = register_scalar_const(p, 0.5);
- return p->half;
-}
-
-static struct ureg get_zero( struct texenv_fragment_program *p )
-{
- if (is_undef(p->zero))
- p->zero = register_scalar_const(p, 0.0);
- return p->zero;
-}
-
-
-static void program_error( struct texenv_fragment_program *p, const char *msg )
-{
- _mesa_problem(NULL, "%s", msg);
- p->error = 1;
-}
-
-static struct ureg get_source( struct texenv_fragment_program *p,
- GLuint src, GLuint unit )
-{
switch (src) {
case SRC_TEXTURE:
- assert(!is_undef(p->src_texture[unit]));
- return p->src_texture[unit];
+ return new(p->mem_ctx) ir_dereference_variable(p->src_texture[unit]);
case SRC_TEXTURE0:
case SRC_TEXTURE1:
@@ -932,66 +578,67 @@ static struct ureg get_source( struct texenv_fragment_program *p,
case SRC_TEXTURE5:
case SRC_TEXTURE6:
case SRC_TEXTURE7:
- assert(!is_undef(p->src_texture[src - SRC_TEXTURE0]));
- return p->src_texture[src - SRC_TEXTURE0];
+ return new(p->mem_ctx)
+ ir_dereference_variable(p->src_texture[src - SRC_TEXTURE0]);
case SRC_CONSTANT:
- return register_param2(p, STATE_TEXENV_COLOR, unit);
+ var = p->shader->symbols->get_variable("gl_TextureEnvColor");
+ assert(var);
+ deref = new(p->mem_ctx) ir_dereference_variable(var);
+ var->max_array_access = MAX2(var->max_array_access, unit);
+ return new(p->mem_ctx) ir_dereference_array(deref,
+ new(p->mem_ctx) ir_constant(unit));
case SRC_PRIMARY_COLOR:
- return register_input(p, FRAG_ATTRIB_COL0);
+ var = p->shader->symbols->get_variable("gl_Color");
+ assert(var);
+ return new(p->mem_ctx) ir_dereference_variable(var);
case SRC_ZERO:
- return get_zero(p);
+ return new(p->mem_ctx) ir_constant(0.0f);
case SRC_PREVIOUS:
- if (is_undef(p->src_previous))
- return register_input(p, FRAG_ATTRIB_COL0);
- else
- return p->src_previous;
+ if (!p->src_previous) {
+ return get_gl_Color(p);
+ } else {
+ return p->src_previous->clone(p->mem_ctx, NULL);
+ }
default:
assert(0);
- return undef;
+ return NULL;
}
}
-static struct ureg emit_combine_source( struct texenv_fragment_program *p,
- GLuint mask,
- GLuint unit,
- GLuint source,
- GLuint operand )
+static ir_rvalue *
+emit_combine_source(struct texenv_fragment_program *p,
+ GLuint unit,
+ GLuint source,
+ GLuint operand)
{
- struct ureg arg, src, one;
+ ir_rvalue *src;
src = get_source(p, source, unit);
switch (operand) {
case OPR_ONE_MINUS_SRC_COLOR:
- /* Get unused tmp,
- * Emit tmp = 1.0 - arg.xyzw
- */
- arg = get_temp( p );
- one = get_one( p );
- return emit_arith( p, OPCODE_SUB, arg, mask, 0, one, src, undef);
+ return new(p->mem_ctx) ir_expression(ir_binop_sub,
+ new(p->mem_ctx) ir_constant(1.0f),
+ src);
case OPR_SRC_ALPHA:
- if (mask == WRITEMASK_W)
- return src;
- else
- return swizzle1( src, SWIZZLE_W );
+ return new(p->mem_ctx) ir_swizzle(src, 3, 3, 3, 3, 1);
+
case OPR_ONE_MINUS_SRC_ALPHA:
- /* Get unused tmp,
- * Emit tmp = 1.0 - arg.wwww
- */
- arg = get_temp(p);
- one = get_one(p);
- return emit_arith(p, OPCODE_SUB, arg, mask, 0,
- one, swizzle1(src, SWIZZLE_W), undef);
+ return new(p->mem_ctx) ir_expression(ir_binop_sub,
+ new(p->mem_ctx) ir_constant(1.0f),
+ new(p->mem_ctx) ir_swizzle(src,
+ 3, 3,
+ 3, 3, 1));
case OPR_ZERO:
- return get_zero(p);
+ return new(p->mem_ctx) ir_constant(0.0f);
case OPR_ONE:
- return get_one(p);
+ return new(p->mem_ctx) ir_constant(1.0f);
case OPR_SRC_COLOR:
return src;
default:
@@ -1040,112 +687,104 @@ static GLboolean args_match( const struct state_key *key, GLuint unit )
return GL_TRUE;
}
-static struct ureg emit_combine( struct texenv_fragment_program *p,
- struct ureg dest,
- GLuint mask,
- GLboolean saturate,
- GLuint unit,
- GLuint nr,
- GLuint mode,
- const struct mode_opt *opt)
+static ir_rvalue *
+smear(struct texenv_fragment_program *p, ir_rvalue *val)
{
- struct ureg src[MAX_COMBINER_TERMS];
- struct ureg tmp, half;
+ if (!val->type->is_scalar())
+ return val;
+
+ return new(p->mem_ctx) ir_swizzle(val, 0, 0, 0, 0, 4);
+}
+
+static ir_rvalue *
+emit_combine(struct texenv_fragment_program *p,
+ GLuint unit,
+ GLuint nr,
+ GLuint mode,
+ const struct mode_opt *opt)
+{
+ ir_rvalue *src[MAX_COMBINER_TERMS];
+ ir_rvalue *tmp0, *tmp1;
GLuint i;
assert(nr <= MAX_COMBINER_TERMS);
for (i = 0; i < nr; i++)
- src[i] = emit_combine_source( p, mask, unit, opt[i].Source, opt[i].Operand );
+ src[i] = emit_combine_source( p, unit, opt[i].Source, opt[i].Operand );
switch (mode) {
case MODE_REPLACE:
- if (mask == WRITEMASK_XYZW && !saturate)
- return src[0];
- else
- return emit_arith( p, OPCODE_MOV, dest, mask, saturate, src[0], undef, undef );
+ return src[0];
+
case MODE_MODULATE:
- return emit_arith( p, OPCODE_MUL, dest, mask, saturate,
- src[0], src[1], undef );
+ return new(p->mem_ctx) ir_expression(ir_binop_mul, src[0], src[1]);
+
case MODE_ADD:
- return emit_arith( p, OPCODE_ADD, dest, mask, saturate,
- src[0], src[1], undef );
+ return new(p->mem_ctx) ir_expression(ir_binop_add, src[0], src[1]);
+
case MODE_ADD_SIGNED:
- /* tmp = arg0 + arg1
- * result = tmp - .5
- */
- half = get_half(p);
- tmp = get_temp( p );
- emit_arith( p, OPCODE_ADD, tmp, mask, 0, src[0], src[1], undef );
- emit_arith( p, OPCODE_SUB, dest, mask, saturate, tmp, half, undef );
- return dest;
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_add, src[0], src[1]);
+ return new(p->mem_ctx) ir_expression(ir_binop_add, tmp0,
+ new(p->mem_ctx) ir_constant(-0.5f));
+
case MODE_INTERPOLATE:
- /* Arg0 * (Arg2) + Arg1 * (1-Arg2) -- note arguments are reordered:
- */
- return emit_arith( p, OPCODE_LRP, dest, mask, saturate, src[2], src[0], src[1] );
+ /* Arg0 * (Arg2) + Arg1 * (1-Arg2) */
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[0], src[2]);
+
+ tmp1 = new(p->mem_ctx) ir_expression(ir_binop_sub,
+ new(p->mem_ctx) ir_constant(1.0f),
+ src[2]->clone(p->mem_ctx, NULL));
+ tmp1 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[1], tmp1);
+
+ return new(p->mem_ctx) ir_expression(ir_binop_add, tmp0, tmp1);
case MODE_SUBTRACT:
- return emit_arith( p, OPCODE_SUB, dest, mask, saturate, src[0], src[1], undef );
+ return new(p->mem_ctx) ir_expression(ir_binop_sub, src[0], src[1]);
case MODE_DOT3_RGBA:
case MODE_DOT3_RGBA_EXT:
case MODE_DOT3_RGB_EXT:
case MODE_DOT3_RGB: {
- struct ureg tmp0 = get_temp( p );
- struct ureg tmp1 = get_temp( p );
- struct ureg neg1 = register_scalar_const(p, -1);
- struct ureg two = register_scalar_const(p, 2);
-
- /* tmp0 = 2*src0 - 1
- * tmp1 = 2*src1 - 1
- *
- * dst = tmp0 dot3 tmp1
- */
- emit_arith( p, OPCODE_MAD, tmp0, WRITEMASK_XYZW, 0,
- two, src[0], neg1);
-
- if (memcmp(&src[0], &src[1], sizeof(struct ureg)) == 0)
- tmp1 = tmp0;
- else
- emit_arith( p, OPCODE_MAD, tmp1, WRITEMASK_XYZW, 0,
- two, src[1], neg1);
- emit_arith( p, OPCODE_DP3, dest, mask, saturate, tmp0, tmp1, undef);
- return dest;
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[0],
+ new(p->mem_ctx) ir_constant(2.0f));
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_add, tmp0,
+ new(p->mem_ctx) ir_constant(-1.0f));
+ tmp0 = new(p->mem_ctx) ir_swizzle(smear(p, tmp0), 0, 1, 2, 3, 3);
+
+ tmp1 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[1],
+ new(p->mem_ctx) ir_constant(2.0f));
+ tmp1 = new(p->mem_ctx) ir_expression(ir_binop_add, tmp1,
+ new(p->mem_ctx) ir_constant(-1.0f));
+ tmp1 = new(p->mem_ctx) ir_swizzle(smear(p, tmp1), 0, 1, 2, 3, 3);
+
+ return new(p->mem_ctx) ir_expression(ir_binop_dot, tmp0, tmp1);
}
case MODE_MODULATE_ADD_ATI:
- /* Arg0 * Arg2 + Arg1 */
- return emit_arith( p, OPCODE_MAD, dest, mask, saturate,
- src[0], src[2], src[1] );
- case MODE_MODULATE_SIGNED_ADD_ATI: {
- /* Arg0 * Arg2 + Arg1 - 0.5 */
- struct ureg tmp0 = get_temp(p);
- half = get_half(p);
- emit_arith( p, OPCODE_MAD, tmp0, mask, 0, src[0], src[2], src[1] );
- emit_arith( p, OPCODE_SUB, dest, mask, saturate, tmp0, half, undef );
- return dest;
- }
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[0], src[2]);
+ return new(p->mem_ctx) ir_expression(ir_binop_add, tmp0, src[1]);
+
+ case MODE_MODULATE_SIGNED_ADD_ATI:
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[0], src[2]);
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_add, tmp0, src[1]);
+ return new(p->mem_ctx) ir_expression(ir_binop_add, tmp0,
+ new(p->mem_ctx) ir_constant(-0.5f));
+
case MODE_MODULATE_SUBTRACT_ATI:
- /* Arg0 * Arg2 - Arg1 */
- emit_arith( p, OPCODE_MAD, dest, mask, 0, src[0], src[2], negate(src[1]) );
- return dest;
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[0], src[2]);
+ return new(p->mem_ctx) ir_expression(ir_binop_sub, tmp0, src[1]);
+
case MODE_ADD_PRODUCTS:
- /* Arg0 * Arg1 + Arg2 * Arg3 */
- {
- struct ureg tmp0 = get_temp(p);
- emit_arith( p, OPCODE_MUL, tmp0, mask, 0, src[0], src[1], undef );
- emit_arith( p, OPCODE_MAD, dest, mask, saturate, src[2], src[3], tmp0 );
- }
- return dest;
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[0], src[1]);
+ tmp1 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[2], src[3]);
+ return new(p->mem_ctx) ir_expression(ir_binop_add, tmp0, tmp1);
+
case MODE_ADD_PRODUCTS_SIGNED:
- /* Arg0 * Arg1 + Arg2 * Arg3 - 0.5 */
- {
- struct ureg tmp0 = get_temp(p);
- half = get_half(p);
- emit_arith( p, OPCODE_MUL, tmp0, mask, 0, src[0], src[1], undef );
- emit_arith( p, OPCODE_MAD, tmp0, mask, 0, src[2], src[3], tmp0 );
- emit_arith( p, OPCODE_SUB, dest, mask, saturate, tmp0, half, undef );
- }
- return dest;
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[0], src[1]);
+ tmp1 = new(p->mem_ctx) ir_expression(ir_binop_mul, src[2], src[3]);
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_add, tmp0, tmp1);
+ return new(p->mem_ctx) ir_expression(ir_binop_add, tmp0,
+ new(p->mem_ctx) ir_constant(-0.5f));
+
case MODE_BUMP_ENVMAP_ATI:
/* special - not handled here */
assert(0);
@@ -1156,17 +795,24 @@ static struct ureg emit_combine( struct texenv_fragment_program *p,
}
}
+static ir_rvalue *
+saturate(struct texenv_fragment_program *p, ir_rvalue *val)
+{
+ val = new(p->mem_ctx) ir_expression(ir_binop_min, val,
+ new(p->mem_ctx) ir_constant(1.0f));
+ return new(p->mem_ctx) ir_expression(ir_binop_max, val,
+ new(p->mem_ctx) ir_constant(0.0f));
+}
/**
* Generate instructions for one texture unit's env/combiner mode.
*/
-static struct ureg
+static ir_rvalue *
emit_texenv(struct texenv_fragment_program *p, GLuint unit)
{
const struct state_key *key = p->state;
GLboolean rgb_saturate, alpha_saturate;
GLuint rgb_shift, alpha_shift;
- struct ureg out, dest;
if (!key->unit[unit].enabled) {
return get_source(p, SRC_PREVIOUS, 0);
@@ -1208,74 +854,99 @@ emit_texenv(struct texenv_fragment_program *p, GLuint unit)
else
alpha_saturate = GL_FALSE;
- /* If this is the very last calculation (and various other conditions
- * are met), emit directly to the color output register. Otherwise,
- * emit to a temporary register.
- */
- if (key->separate_specular ||
- unit != p->last_tex_stage ||
- alpha_shift ||
- key->num_draw_buffers != 1 ||
- rgb_shift)
- dest = get_temp( p );
- else
- dest = make_ureg(PROGRAM_OUTPUT, FRAG_RESULT_COLOR);
+ ir_variable *temp_var = new(p->mem_ctx) ir_variable(glsl_type::vec4_type,
+ "texenv_combine",
+ ir_var_temporary);
+ p->instructions->push_tail(temp_var);
+
+ ir_dereference *deref;
+ ir_assignment *assign;
+ ir_rvalue *val;
/* Emit the RGB and A combine ops
*/
if (key->unit[unit].ModeRGB == key->unit[unit].ModeA &&
args_match(key, unit)) {
- out = emit_combine( p, dest, WRITEMASK_XYZW, rgb_saturate,
- unit,
- key->unit[unit].NumArgsRGB,
- key->unit[unit].ModeRGB,
- key->unit[unit].OptRGB);
+ val = emit_combine(p, unit,
+ key->unit[unit].NumArgsRGB,
+ key->unit[unit].ModeRGB,
+ key->unit[unit].OptRGB);
+ val = smear(p, val);
+ if (rgb_saturate)
+ val = saturate(p, val);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(temp_var);
+ assign = new(p->mem_ctx) ir_assignment(deref, val);
+ p->instructions->push_tail(assign);
}
else if (key->unit[unit].ModeRGB == MODE_DOT3_RGBA_EXT ||
key->unit[unit].ModeRGB == MODE_DOT3_RGBA) {
- out = emit_combine( p, dest, WRITEMASK_XYZW, rgb_saturate,
- unit,
- key->unit[unit].NumArgsRGB,
- key->unit[unit].ModeRGB,
- key->unit[unit].OptRGB);
+ ir_rvalue *val = emit_combine(p, unit,
+ key->unit[unit].NumArgsRGB,
+ key->unit[unit].ModeRGB,
+ key->unit[unit].OptRGB);
+ val = smear(p, val);
+ if (rgb_saturate)
+ val = saturate(p, val);
+ deref = new(p->mem_ctx) ir_dereference_variable(temp_var);
+ assign = new(p->mem_ctx) ir_assignment(deref, val);
+ p->instructions->push_tail(assign);
}
else {
/* Need to do something to stop from re-emitting identical
* argument calculations here:
*/
- out = emit_combine( p, dest, WRITEMASK_XYZ, rgb_saturate,
- unit,
- key->unit[unit].NumArgsRGB,
- key->unit[unit].ModeRGB,
- key->unit[unit].OptRGB);
- out = emit_combine( p, dest, WRITEMASK_W, alpha_saturate,
- unit,
- key->unit[unit].NumArgsA,
- key->unit[unit].ModeA,
- key->unit[unit].OptA);
+ val = emit_combine(p, unit,
+ key->unit[unit].NumArgsRGB,
+ key->unit[unit].ModeRGB,
+ key->unit[unit].OptRGB);
+ val = smear(p, val);
+ val = new(p->mem_ctx) ir_swizzle(val, 0, 1, 2, 3, 3);
+ if (rgb_saturate)
+ val = saturate(p, val);
+ deref = new(p->mem_ctx) ir_dereference_variable(temp_var);
+ assign = new(p->mem_ctx) ir_assignment(deref, val, NULL, WRITEMASK_XYZ);
+ p->instructions->push_tail(assign);
+
+ val = emit_combine(p, unit,
+ key->unit[unit].NumArgsA,
+ key->unit[unit].ModeA,
+ key->unit[unit].OptA);
+ val = smear(p, val);
+ val = new(p->mem_ctx) ir_swizzle(val, 3, 3, 3, 3, 1);
+ if (alpha_saturate)
+ val = saturate(p, val);
+ deref = new(p->mem_ctx) ir_dereference_variable(temp_var);
+ assign = new(p->mem_ctx) ir_assignment(deref, val, NULL, WRITEMASK_W);
+ p->instructions->push_tail(assign);
}
+ deref = new(p->mem_ctx) ir_dereference_variable(temp_var);
+
/* Deal with the final shift:
*/
if (alpha_shift || rgb_shift) {
- struct ureg shift;
- GLboolean saturate = GL_TRUE; /* always saturate at this point */
+ ir_constant *shift;
if (rgb_shift == alpha_shift) {
- shift = register_scalar_const(p, (GLfloat)(1<<rgb_shift));
+ shift = new(p->mem_ctx) ir_constant((float)(1 << rgb_shift));
}
else {
- shift = register_const4f(p,
- (GLfloat)(1<<rgb_shift),
- (GLfloat)(1<<rgb_shift),
- (GLfloat)(1<<rgb_shift),
- (GLfloat)(1<<alpha_shift));
+ float const_data[4] = {
+ 1 << rgb_shift,
+ 1 << rgb_shift,
+ 1 << rgb_shift,
+ 1 << alpha_shift
+ };
+ shift = new(p->mem_ctx) ir_constant(glsl_type::vec4_type,
+ (ir_constant_data *)const_data);
}
- return emit_arith( p, OPCODE_MUL, dest, WRITEMASK_XYZW,
- saturate, out, shift, undef );
+
+ return saturate(p, new(p->mem_ctx) ir_expression(ir_binop_mul,
+ deref, shift));
}
else
- return out;
+ return deref;
}
@@ -1284,53 +955,131 @@ emit_texenv(struct texenv_fragment_program *p, GLuint unit)
*/
static void load_texture( struct texenv_fragment_program *p, GLuint unit )
{
- if (is_undef(p->src_texture[unit])) {
- const GLuint texTarget = p->state->unit[unit].source_index;
- struct ureg texcoord;
- struct ureg tmp = get_tex_temp( p );
+ ir_dereference *deref;
+ ir_assignment *assign;
- if (is_undef(p->texcoord_tex[unit])) {
- texcoord = register_input(p, FRAG_ATTRIB_TEX0+unit);
- }
- else {
- /* might want to reuse this reg for tex output actually */
- texcoord = p->texcoord_tex[unit];
- }
+ if (p->src_texture[unit])
+ return;
- /* TODO: Use D0_MASK_XY where possible.
- */
- if (p->state->unit[unit].enabled) {
- GLboolean shadow = GL_FALSE;
-
- if (p->state->unit[unit].shadow) {
- p->program->Base.ShadowSamplers |= 1 << unit;
- shadow = GL_TRUE;
- }
-
- p->src_texture[unit] = emit_texld( p, OPCODE_TXP,
- tmp, WRITEMASK_XYZW,
- unit, texTarget, shadow,
- texcoord );
-
- p->program->Base.SamplersUsed |= (1 << unit);
- /* This identity mapping should already be in place
- * (see _mesa_init_program_struct()) but let's be safe.
- */
- p->program->Base.SamplerUnits[unit] = unit;
- }
+ const GLuint texTarget = p->state->unit[unit].source_index;
+ ir_rvalue *texcoord;
+
+ if (!(p->state->inputs_available & (FRAG_BIT_TEX0 << unit))) {
+ texcoord = get_current_attrib(p, VERT_ATTRIB_TEX0 + unit);
+ } else if (p->texcoord_tex[unit]) {
+ texcoord = new(p->mem_ctx) ir_dereference_variable(p->texcoord_tex[unit]);
+ } else {
+ ir_variable *tc_array = p->shader->symbols->get_variable("gl_TexCoord");
+ assert(tc_array);
+ texcoord = new(p->mem_ctx) ir_dereference_variable(tc_array);
+ ir_rvalue *index = new(p->mem_ctx) ir_constant(unit);
+ texcoord = new(p->mem_ctx) ir_dereference_array(texcoord, index);
+ tc_array->max_array_access = MAX2(tc_array->max_array_access, unit);
+ }
+
+ if (!p->state->unit[unit].enabled) {
+ p->src_texture[unit] = new(p->mem_ctx) ir_variable(glsl_type::vec4_type,
+ "dummy_tex",
+ ir_var_temporary);
+ p->instructions->push_tail(p->src_texture[unit]);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(p->src_texture[unit]);
+ assign = new(p->mem_ctx) ir_assignment(deref,
+ new(p->mem_ctx) ir_constant(0.0f));
+ p->instructions->push_tail(assign);
+ return ;
+ }
+
+ const glsl_type *sampler_type = NULL;
+ int coords = 0;
+
+ switch (texTarget) {
+ case TEXTURE_1D_INDEX:
+ if (p->state->unit[unit].shadow)
+ sampler_type = p->shader->symbols->get_type("sampler1DShadow");
+ else
+ sampler_type = p->shader->symbols->get_type("sampler1D");
+ coords = 1;
+ break;
+ case TEXTURE_1D_ARRAY_INDEX:
+ if (p->state->unit[unit].shadow)
+ sampler_type = p->shader->symbols->get_type("sampler1DArrayShadow");
else
- p->src_texture[unit] = get_zero(p);
+ sampler_type = p->shader->symbols->get_type("sampler1DArray");
+ coords = 2;
+ break;
+ case TEXTURE_2D_INDEX:
+ if (p->state->unit[unit].shadow)
+ sampler_type = p->shader->symbols->get_type("sampler2DShadow");
+ else
+ sampler_type = p->shader->symbols->get_type("sampler2D");
+ coords = 2;
+ break;
+ case TEXTURE_2D_ARRAY_INDEX:
+ if (p->state->unit[unit].shadow)
+ sampler_type = p->shader->symbols->get_type("sampler2DArrayShadow");
+ else
+ sampler_type = p->shader->symbols->get_type("sampler2DArray");
+ coords = 3;
+ break;
+ case TEXTURE_RECT_INDEX:
+ if (p->state->unit[unit].shadow)
+ sampler_type = p->shader->symbols->get_type("sampler2DRectShadow");
+ else
+ sampler_type = p->shader->symbols->get_type("sampler2DRect");
+ coords = 2;
+ break;
+ case TEXTURE_3D_INDEX:
+ assert(!p->state->unit[unit].shadow);
+ sampler_type = p->shader->symbols->get_type("sampler3D");
+ coords = 3;
+ break;
+ case TEXTURE_CUBE_INDEX:
+ if (p->state->unit[unit].shadow)
+ sampler_type = p->shader->symbols->get_type("samplerCubeShadow");
+ else
+ sampler_type = p->shader->symbols->get_type("samplerCube");
+ coords = 3;
+ break;
+ }
+
+ p->src_texture[unit] = new(p->mem_ctx) ir_variable(glsl_type::vec4_type,
+ "tex",
+ ir_var_temporary);
+ p->instructions->push_tail(p->src_texture[unit]);
+
+ ir_texture *tex = new(p->mem_ctx) ir_texture(ir_tex);
- if (p->state->unit[unit].texture_cyl_wrap) {
- /* set flag which is checked by Mesa->Gallium program translation */
- p->program->Base.InputFlags[0] |= PROG_PARAM_BIT_CYL_WRAP;
- }
+ char *sampler_name = ralloc_asprintf(p->mem_ctx, "sampler_%d", unit);
+ ir_variable *sampler = new(p->mem_ctx) ir_variable(sampler_type,
+ sampler_name,
+ ir_var_uniform);
+ p->top_instructions->push_head(sampler);
+ deref = new(p->mem_ctx) ir_dereference_variable(sampler);
+ tex->set_sampler(deref, glsl_type::vec4_type);
+
+ tex->coordinate = new(p->mem_ctx) ir_swizzle(texcoord, 0, 1, 2, 3, coords);
+
+ if (p->state->unit[unit].shadow) {
+ texcoord = texcoord->clone(p->mem_ctx, NULL);
+ tex->shadow_comparitor = new(p->mem_ctx) ir_swizzle(texcoord,
+ coords, 0, 0, 0,
+ 1);
+ coords++;
}
+
+ texcoord = texcoord->clone(p->mem_ctx, NULL);
+ tex->projector = new(p->mem_ctx) ir_swizzle(texcoord, 3, 0, 0, 0, 1);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(p->src_texture[unit]);
+ assign = new(p->mem_ctx) ir_assignment(deref, tex);
+ p->instructions->push_tail(assign);
}
-static GLboolean load_texenv_source( struct texenv_fragment_program *p,
- GLuint src, GLuint unit )
+static void
+load_texenv_source(struct texenv_fragment_program *p,
+ GLuint src, GLuint unit)
{
switch (src) {
case SRC_TEXTURE:
@@ -1352,8 +1101,6 @@ static GLboolean load_texenv_source( struct texenv_fragment_program *p,
/* not a texture src - do nothing */
break;
}
-
- return GL_TRUE;
}
@@ -1380,108 +1127,214 @@ load_texunit_sources( struct texenv_fragment_program *p, GLuint unit )
/**
* Generate instructions for loading bump map textures.
*/
-static GLboolean
+static void
load_texunit_bumpmap( struct texenv_fragment_program *p, GLuint unit )
{
const struct state_key *key = p->state;
GLuint bumpedUnitNr = key->unit[unit].OptRGB[1].Source - SRC_TEXTURE0;
- struct ureg texcDst, bumpMapRes;
- struct ureg constdudvcolor = register_const4f(p, 0.0, 0.0, 0.0, 1.0);
- struct ureg texcSrc = register_input(p, FRAG_ATTRIB_TEX0 + bumpedUnitNr);
- struct ureg rotMat0 = register_param3( p, STATE_INTERNAL, STATE_ROT_MATRIX_0, unit );
- struct ureg rotMat1 = register_param3( p, STATE_INTERNAL, STATE_ROT_MATRIX_1, unit );
+ ir_rvalue *bump;
+ ir_rvalue *texcoord;
+ ir_variable *rot_mat_0_var, *rot_mat_1_var;
+ ir_dereference_variable *rot_mat_0, *rot_mat_1;
+
+ rot_mat_0_var = p->shader->symbols->get_variable("gl_MESABumpRotMatrix0");
+ rot_mat_1_var = p->shader->symbols->get_variable("gl_MESABumpRotMatrix1");
+ rot_mat_0 = new(p->mem_ctx) ir_dereference_variable(rot_mat_0_var);
+ rot_mat_1 = new(p->mem_ctx) ir_dereference_variable(rot_mat_1_var);
+
+ ir_variable *tc_array = p->shader->symbols->get_variable("gl_TexCoord");
+ assert(tc_array);
+ texcoord = new(p->mem_ctx) ir_dereference_variable(tc_array);
+ ir_rvalue *index = new(p->mem_ctx) ir_constant(bumpedUnitNr);
+ texcoord = new(p->mem_ctx) ir_dereference_array(texcoord, index);
+ tc_array->max_array_access = MAX2(tc_array->max_array_access, unit);
load_texenv_source( p, unit + SRC_TEXTURE0, unit );
- bumpMapRes = get_source(p, key->unit[unit].OptRGB[0].Source, unit);
- texcDst = get_tex_temp( p );
- p->texcoord_tex[bumpedUnitNr] = texcDst;
-
/* Apply rot matrix and add coords to be available in next phase.
- * dest = (Arg0.xxxx * rotMat0 + Arg1) + (Arg0.yyyy * rotMat1)
+ * dest = Arg1 + (Arg0.xx * rotMat0) + (Arg0.yy * rotMat1)
* note only 2 coords are affected the rest are left unchanged (mul by 0)
*/
- emit_arith( p, OPCODE_MAD, texcDst, WRITEMASK_XYZW, 0,
- swizzle1(bumpMapRes, SWIZZLE_X), rotMat0, texcSrc );
- emit_arith( p, OPCODE_MAD, texcDst, WRITEMASK_XYZW, 0,
- swizzle1(bumpMapRes, SWIZZLE_Y), rotMat1, texcDst );
-
- /* Move 0,0,0,1 into bumpmap src if someone (crossbar) is foolish
- * enough to access this later, should optimize away.
- */
- emit_arith( p, OPCODE_MOV, bumpMapRes, WRITEMASK_XYZW, 0,
- constdudvcolor, undef, undef );
-
- return GL_TRUE;
+ ir_dereference *deref;
+ ir_assignment *assign;
+ ir_rvalue *bump_x, *bump_y;
+
+ texcoord = smear(p, texcoord);
+
+ /* bump_texcoord = texcoord */
+ ir_variable *bumped = new(p->mem_ctx) ir_variable(texcoord->type,
+ "bump_texcoord",
+ ir_var_temporary);
+ p->instructions->push_tail(bumped);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(bumped);
+ assign = new(p->mem_ctx) ir_assignment(deref, texcoord);
+ p->instructions->push_tail(assign);
+
+ /* bump_texcoord.xy += arg0.x * rotmat0 + arg0.y * rotmat1 */
+ bump = get_source(p, key->unit[unit].OptRGB[0].Source, unit);
+ bump_x = new(p->mem_ctx) ir_swizzle(bump, 0, 0, 0, 0, 1);
+ bump = bump->clone(p->mem_ctx, NULL);
+ bump_y = new(p->mem_ctx) ir_swizzle(bump, 1, 0, 0, 0, 1);
+
+ bump_x = new(p->mem_ctx) ir_expression(ir_binop_mul, bump_x, rot_mat_0);
+ bump_y = new(p->mem_ctx) ir_expression(ir_binop_mul, bump_y, rot_mat_1);
+
+ ir_expression *expr;
+ expr = new(p->mem_ctx) ir_expression(ir_binop_add, bump_x, bump_y);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(bumped);
+ expr = new(p->mem_ctx) ir_expression(ir_binop_add,
+ new(p->mem_ctx) ir_swizzle(deref,
+ 0, 1, 1, 1,
+ 2),
+ expr);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(bumped);
+ assign = new(p->mem_ctx) ir_assignment(deref, expr, NULL, WRITEMASK_XY);
+ p->instructions->push_tail(assign);
+
+ p->texcoord_tex[bumpedUnitNr] = bumped;
}
/**
- * Generate a new fragment program which implements the context's
- * current texture env/combine mode.
+ * Applies the fog calculations.
+ *
+ * This is basically like the ARB_fragment_prorgam fog options. Note
+ * that ffvertex_prog.c produces fogcoord for us when
+ * GL_FOG_COORDINATE_EXT is set to GL_FRAGMENT_DEPTH_EXT.
*/
-static void
-create_new_program(struct gl_context *ctx, struct state_key *key,
- struct gl_fragment_program *program)
+static ir_rvalue *
+emit_fog_instructions(struct texenv_fragment_program *p,
+ ir_rvalue *fragcolor)
{
- struct prog_instruction instBuffer[MAX_INSTRUCTIONS];
- struct texenv_fragment_program p;
- GLuint unit;
- struct ureg cf, out;
- int i;
-
- memset(&p, 0, sizeof(p));
- p.state = key;
- p.program = program;
-
- /* During code generation, use locally-allocated instruction buffer,
- * then alloc dynamic storage below.
+ struct state_key *key = p->state;
+ ir_rvalue *f, *temp;
+ ir_variable *params, *oparams;
+ ir_variable *fogcoord;
+ ir_assignment *assign;
+
+ /* Temporary storage for the whole fog result. Fog calculations
+ * only affect rgb so we're hanging on to the .a value of fragcolor
+ * this way.
*/
- p.program->Base.Instructions = instBuffer;
- p.program->Base.Target = GL_FRAGMENT_PROGRAM_ARB;
- p.program->Base.String = NULL;
- p.program->Base.NumTexIndirections = 1; /* is this right? */
- p.program->Base.NumTexInstructions = 0;
- p.program->Base.NumAluInstructions = 0;
- p.program->Base.NumInstructions = 0;
- p.program->Base.NumTemporaries = 0;
- p.program->Base.NumParameters = 0;
- p.program->Base.NumAttributes = 0;
- p.program->Base.NumAddressRegs = 0;
- p.program->Base.Parameters = _mesa_new_parameter_list();
- p.program->Base.InputsRead = 0x0;
-
- if (key->num_draw_buffers == 1)
- p.program->Base.OutputsWritten = 1 << FRAG_RESULT_COLOR;
- else {
- for (i = 0; i < key->num_draw_buffers; i++)
- p.program->Base.OutputsWritten |= (1 << (FRAG_RESULT_DATA0 + i));
- }
+ ir_variable *fog_result = new(p->mem_ctx) ir_variable(glsl_type::vec4_type,
+ "fog_result",
+ ir_var_auto);
+ p->instructions->push_tail(fog_result);
+ temp = new(p->mem_ctx) ir_dereference_variable(fog_result);
+ assign = new(p->mem_ctx) ir_assignment(temp, fragcolor);
+ p->instructions->push_tail(assign);
+
+ temp = new(p->mem_ctx) ir_dereference_variable(fog_result);
+ fragcolor = new(p->mem_ctx) ir_swizzle(temp, 0, 1, 2, 3, 3);
+
+ oparams = p->shader->symbols->get_variable("gl_MESAFogParamsOptimized");
+ fogcoord = p->shader->symbols->get_variable("gl_FogFragCoord");
+ params = p->shader->symbols->get_variable("gl_Fog");
+ f = new(p->mem_ctx) ir_dereference_variable(fogcoord);
+
+ ir_variable *f_var = new(p->mem_ctx) ir_variable(glsl_type::float_type,
+ "fog_factor", ir_var_auto);
+ p->instructions->push_tail(f_var);
+
+ switch (key->fog_mode) {
+ case FOG_LINEAR:
+ /* f = (end - z) / (end - start)
+ *
+ * gl_MesaFogParamsOptimized gives us (-1 / (end - start)) and
+ * (end / (end - start)) so we can generate a single MAD.
+ */
+ temp = new(p->mem_ctx) ir_dereference_variable(oparams);
+ temp = new(p->mem_ctx) ir_swizzle(temp, 0, 0, 0, 0, 1);
+ f = new(p->mem_ctx) ir_expression(ir_binop_mul, f, temp);
- for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) {
- p.src_texture[unit] = undef;
- p.texcoord_tex[unit] = undef;
+ temp = new(p->mem_ctx) ir_dereference_variable(oparams);
+ temp = new(p->mem_ctx) ir_swizzle(temp, 1, 0, 0, 0, 1);
+ f = new(p->mem_ctx) ir_expression(ir_binop_add, f, temp);
+ break;
+ case FOG_EXP:
+ /* f = e^(-(density * fogcoord))
+ *
+ * gl_MesaFogParamsOptimized gives us density/ln(2) so we can
+ * use EXP2 which is generally the native instruction without
+ * having to do any further math on the fog density uniform.
+ */
+ temp = new(p->mem_ctx) ir_dereference_variable(oparams);
+ temp = new(p->mem_ctx) ir_swizzle(temp, 2, 0, 0, 0, 1);
+ f = new(p->mem_ctx) ir_expression(ir_binop_mul, f, temp);
+ f = new(p->mem_ctx) ir_expression(ir_unop_neg, f);
+ f = new(p->mem_ctx) ir_expression(ir_unop_exp2, f);
+ break;
+ case FOG_EXP2:
+ /* f = e^(-(density * fogcoord)^2)
+ *
+ * gl_MesaFogParamsOptimized gives us density/sqrt(ln(2)) so we
+ * can do this like FOG_EXP but with a squaring after the
+ * multiply by density.
+ */
+ ir_variable *temp_var = new(p->mem_ctx) ir_variable(glsl_type::float_type,
+ "fog_temp",
+ ir_var_auto);
+ p->instructions->push_tail(temp_var);
+
+ temp = new(p->mem_ctx) ir_dereference_variable(oparams);
+ temp = new(p->mem_ctx) ir_swizzle(temp, 3, 0, 0, 0, 1);
+ f = new(p->mem_ctx) ir_expression(ir_binop_mul,
+ f, temp);
+
+ temp = new(p->mem_ctx) ir_dereference_variable(temp_var);
+ ir_assignment *assign = new(p->mem_ctx) ir_assignment(temp, f);
+ p->instructions->push_tail(assign);
+
+ f = new(p->mem_ctx) ir_dereference_variable(temp_var);
+ temp = new(p->mem_ctx) ir_dereference_variable(temp_var);
+ f = new(p->mem_ctx) ir_expression(ir_binop_mul, f, temp);
+ f = new(p->mem_ctx) ir_expression(ir_unop_neg, f);
+ f = new(p->mem_ctx) ir_expression(ir_unop_exp2, f);
+ break;
}
- p.src_previous = undef;
- p.half = undef;
- p.zero = undef;
- p.one = undef;
+ f = saturate(p, f);
- p.last_tex_stage = 0;
- release_temps(ctx, &p);
+ temp = new(p->mem_ctx) ir_dereference_variable(f_var);
+ assign = new(p->mem_ctx) ir_assignment(temp, f);
+ p->instructions->push_tail(assign);
+
+ f = new(p->mem_ctx) ir_dereference_variable(f_var);
+ f = new(p->mem_ctx) ir_expression(ir_binop_sub,
+ new(p->mem_ctx) ir_constant(1.0f),
+ f);
+ temp = new(p->mem_ctx) ir_dereference_variable(params);
+ temp = new(p->mem_ctx) ir_dereference_record(temp, "color");
+ temp = new(p->mem_ctx) ir_swizzle(temp, 0, 1, 2, 3, 3);
+ temp = new(p->mem_ctx) ir_expression(ir_binop_mul, temp, f);
- if (key->enabled_units && key->num_draw_buffers) {
- GLboolean needbumpstage = GL_FALSE;
+ f = new(p->mem_ctx) ir_dereference_variable(f_var);
+ f = new(p->mem_ctx) ir_expression(ir_binop_mul, fragcolor, f);
+ f = new(p->mem_ctx) ir_expression(ir_binop_add, temp, f);
+ ir_dereference *deref = new(p->mem_ctx) ir_dereference_variable(fog_result);
+ assign = new(p->mem_ctx) ir_assignment(deref, f, NULL, WRITEMASK_XYZ);
+ p->instructions->push_tail(assign);
+
+ return new(p->mem_ctx) ir_dereference_variable(fog_result);
+}
+
+static void
+emit_instructions(struct texenv_fragment_program *p)
+{
+ struct state_key *key = p->state;
+ GLuint unit;
+
+ if (key->enabled_units) {
/* Zeroth pass - bump map textures first */
- for (unit = 0; unit < key->nr_enabled_units; unit++)
+ for (unit = 0; unit < key->nr_enabled_units; unit++) {
if (key->unit[unit].enabled &&
key->unit[unit].ModeRGB == MODE_BUMP_ENVMAP_ATI) {
- needbumpstage = GL_TRUE;
- load_texunit_bumpmap( &p, unit );
+ load_texunit_bumpmap(p, unit);
}
- if (needbumpstage)
- p.program->Base.NumTexIndirections++;
+ }
/* First pass - to support texture_env_crossbar, first identify
* all referenced texture sources and emit texld instructions
@@ -1489,98 +1342,172 @@ create_new_program(struct gl_context *ctx, struct state_key *key,
*/
for (unit = 0; unit < key->nr_enabled_units; unit++)
if (key->unit[unit].enabled) {
- load_texunit_sources( &p, unit );
- p.last_tex_stage = unit;
+ load_texunit_sources(p, unit);
+ p->last_tex_stage = unit;
}
/* Second pass - emit combine instructions to build final color:
*/
- for (unit = 0; unit < key->nr_enabled_units; unit++)
+ for (unit = 0; unit < key->nr_enabled_units; unit++) {
if (key->unit[unit].enabled) {
- p.src_previous = emit_texenv( &p, unit );
- reserve_temp(&p, p.src_previous); /* don't re-use this temp reg */
- release_temps(ctx, &p); /* release all temps */
+ p->src_previous = emit_texenv(p, unit);
}
+ }
}
- cf = get_source( &p, SRC_PREVIOUS, 0 );
-
- for (i = 0; i < key->num_draw_buffers; i++) {
- if (key->num_draw_buffers == 1)
- out = make_ureg( PROGRAM_OUTPUT, FRAG_RESULT_COLOR );
- else {
- out = make_ureg( PROGRAM_OUTPUT, FRAG_RESULT_DATA0 + i );
+ ir_rvalue *cf = get_source(p, SRC_PREVIOUS, 0);
+ ir_dereference_variable *deref;
+ ir_assignment *assign;
+
+ if (key->separate_specular) {
+ ir_rvalue *tmp0;
+ ir_variable *spec_result = new(p->mem_ctx) ir_variable(glsl_type::vec4_type,
+ "specular_add",
+ ir_var_temporary);
+
+ p->instructions->push_tail(spec_result);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(spec_result);
+ assign = new(p->mem_ctx) ir_assignment(deref, cf);
+ p->instructions->push_tail(assign);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(spec_result);
+ tmp0 = new(p->mem_ctx) ir_swizzle(deref, 0, 1, 2, 3, 3);
+
+ ir_rvalue *secondary;
+ if (p->state->inputs_available & FRAG_BIT_COL1) {
+ ir_variable *var =
+ p->shader->symbols->get_variable("gl_SecondaryColor");
+ assert(var);
+ secondary = new(p->mem_ctx) ir_dereference_variable(var);
+ } else {
+ secondary = get_current_attrib(p, VERT_ATTRIB_COLOR1);
}
+ secondary = new(p->mem_ctx) ir_swizzle(secondary, 0, 1, 2, 3, 3);
- if (key->separate_specular) {
- /* Emit specular add.
- */
- struct ureg s = register_input(&p, FRAG_ATTRIB_COL1);
- emit_arith( &p, OPCODE_ADD, out, WRITEMASK_XYZ, 0, cf, s, undef );
- emit_arith( &p, OPCODE_MOV, out, WRITEMASK_W, 0, cf, undef, undef );
- }
- else if (memcmp(&cf, &out, sizeof(cf)) != 0) {
- /* Will wind up in here if no texture enabled or a couple of
- * other scenarios (GL_REPLACE for instance).
- */
- emit_arith( &p, OPCODE_MOV, out, WRITEMASK_XYZW, 0, cf, undef, undef );
- }
+ tmp0 = new(p->mem_ctx) ir_expression(ir_binop_add, tmp0, secondary);
+
+ deref = new(p->mem_ctx) ir_dereference_variable(spec_result);
+ assign = new(p->mem_ctx) ir_assignment(deref, tmp0, NULL, WRITEMASK_XYZ);
+ p->instructions->push_tail(assign);
+
+ cf = new(p->mem_ctx) ir_dereference_variable(spec_result);
}
- /* Finish up:
- */
- emit_arith( &p, OPCODE_END, undef, WRITEMASK_XYZW, 0, undef, undef, undef);
- /* Allocate final instruction array. This has to be done before calling
- * _mesa_append_fog_code because that function frees the Base.Instructions.
- * At this point, Base.Instructions points to stack data, so it's a really
- * bad idea to free it.
- */
- p.program->Base.Instructions
- = _mesa_alloc_instructions(p.program->Base.NumInstructions);
- if (!p.program->Base.Instructions) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY,
- "generating tex env program");
- return;
+ if (key->fog_enabled) {
+ cf = emit_fog_instructions(p, cf);
}
- _mesa_copy_instructions(p.program->Base.Instructions, instBuffer,
- p.program->Base.NumInstructions);
- /* Append fog code. This must be done before checking the program against
- * the limits becuase it will potentially add some instructions.
+ ir_variable *frag_color = p->shader->symbols->get_variable("gl_FragColor");
+ assert(frag_color);
+ deref = new(p->mem_ctx) ir_dereference_variable(frag_color);
+ assign = new(p->mem_ctx) ir_assignment(deref, cf);
+ p->instructions->push_tail(assign);
+}
+
+/**
+ * Generate a new fragment program which implements the context's
+ * current texture env/combine mode.
+ */
+static struct gl_shader_program *
+create_new_program(struct gl_context *ctx, struct state_key *key)
+{
+ struct texenv_fragment_program p;
+ unsigned int unit;
+ _mesa_glsl_parse_state *state;
+
+ memset(&p, 0, sizeof(p));
+ p.mem_ctx = ralloc_context(NULL);
+ p.shader = ctx->Driver.NewShader(ctx, 0, GL_FRAGMENT_SHADER);
+ p.shader->ir = new(p.shader) exec_list;
+ state = new(p.shader) _mesa_glsl_parse_state(ctx, GL_FRAGMENT_SHADER,
+ p.shader);
+ p.shader->symbols = state->symbols;
+ p.top_instructions = p.shader->ir;
+ p.instructions = p.shader->ir;
+ p.state = key;
+ p.shader_program = ctx->Driver.NewShaderProgram(ctx, 0);
+
+ /* Tell the linker to ignore the fact that we're building a
+ * separate shader, in case we're in a GLES2 context that would
+ * normally reject that. The real problem is that we're building a
+ * fixed function program in a GLES2 context at all, but that's a
+ * big mess to clean up.
*/
- if (key->fog_enabled) {
- _mesa_append_fog_code(ctx, p.program, ctx->Fog.Mode, GL_FALSE);
+ p.shader_program->InternalSeparateShader = GL_TRUE;
+
+ state->language_version = 130;
+ _mesa_glsl_initialize_types(state);
+ _mesa_glsl_initialize_variables(p.instructions, state);
+
+ for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) {
+ p.src_texture[unit] = NULL;
+ p.texcoord_tex[unit] = NULL;
}
- if (p.program->Base.NumTexIndirections > ctx->Const.FragmentProgram.MaxTexIndirections)
- program_error(&p, "Exceeded max nr indirect texture lookups");
+ p.src_previous = NULL;
+
+ p.last_tex_stage = 0;
+
+ ir_function *main_f = new(p.mem_ctx) ir_function("main");
+ p.instructions->push_tail(main_f);
+ state->symbols->add_function(main_f);
- if (p.program->Base.NumTexInstructions > ctx->Const.FragmentProgram.MaxTexInstructions)
- program_error(&p, "Exceeded max TEX instructions");
+ ir_function_signature *main_sig =
+ new(p.mem_ctx) ir_function_signature(p.shader->symbols->get_type("void"));
+ main_sig->is_defined = true;
+ main_f->add_signature(main_sig);
- if (p.program->Base.NumAluInstructions > ctx->Const.FragmentProgram.MaxAluInstructions)
- program_error(&p, "Exceeded max ALU instructions");
+ p.instructions = &main_sig->body;
+ if (key->num_draw_buffers)
+ emit_instructions(&p);
- ASSERT(p.program->Base.NumInstructions <= MAX_INSTRUCTIONS);
+ validate_ir_tree(p.shader->ir);
- /* Notify driver the fragment program has (actually) changed.
+ while (do_common_optimization(p.shader->ir, false, 32))
+ ;
+ reparent_ir(p.shader->ir, p.shader->ir);
+
+ p.shader->CompileStatus = true;
+ p.shader->Version = state->language_version;
+ p.shader->num_builtins_to_link = state->num_builtins_to_link;
+ p.shader_program->Shaders =
+ (gl_shader **)malloc(sizeof(*p.shader_program->Shaders));
+ p.shader_program->Shaders[0] = p.shader;
+ p.shader_program->NumShaders = 1;
+
+ _mesa_glsl_link_shader(ctx, p.shader_program);
+
+ /* Set the sampler uniforms, and relink to get them into the linked
+ * program.
*/
- if (ctx->Driver.ProgramStringNotify) {
- GLboolean ok = ctx->Driver.ProgramStringNotify(ctx,
- GL_FRAGMENT_PROGRAM_ARB,
- &p.program->Base);
- /* Driver should be able to handle any texenv programs as long as
- * the driver correctly reported max number of texture units correctly,
- * etc.
- */
- ASSERT(ok);
- (void) ok; /* silence unused var warning */
- }
+ struct gl_program *fp;
+ fp = p.shader_program->_LinkedShaders[MESA_SHADER_FRAGMENT]->Program;
+
+ for (unsigned int i = 0; i < MAX_TEXTURE_UNITS; i++) {
+ char *name = ralloc_asprintf(p.mem_ctx, "sampler_%d", i);
+ int loc = _mesa_get_uniform_location(ctx, p.shader_program, name);
+ if (loc != -1) {
+ /* Avoid using _mesa_uniform() because it flags state
+ * updates, so if we're generating this shader_program in a
+ * state update, we end up recursing. Instead, just set the
+ * value, which is picked up at re-link.
+ */
+ loc = (loc & 0xffff) + (loc >> 16);
+ int sampler = fp->Parameters->ParameterValues[loc][0].f;
- if (DISASSEM) {
- _mesa_print_program(&p.program->Base);
- printf("\n");
+ fp->SamplerUnits[sampler] = i;
+ }
}
+ _mesa_update_shader_textures_used(fp);
+ (void) ctx->Driver.ProgramStringNotify(ctx, fp->Target, fp);
+
+ if (!p.shader_program->LinkStatus)
+ _mesa_problem(ctx, "Failed to link fixed function fragment shader: %s\n",
+ p.shader_program->InfoLog);
+
+ ralloc_free(p.mem_ctx);
+ return p.shader_program;
}
extern "C" {
@@ -1589,30 +1516,27 @@ extern "C" {
* Return a fragment program which implements the current
* fixed-function texture, fog and color-sum operations.
*/
-struct gl_fragment_program *
+struct gl_shader_program *
_mesa_get_fixed_func_fragment_program(struct gl_context *ctx)
{
- struct gl_fragment_program *prog;
+ struct gl_shader_program *shader_program;
struct state_key key;
GLuint keySize;
-
+
keySize = make_state_key(ctx, &key);
-
- prog = (struct gl_fragment_program *)
+
+ shader_program = (struct gl_shader_program *)
_mesa_search_program_cache(ctx->FragmentProgram.Cache,
&key, keySize);
- if (!prog) {
- prog = (struct gl_fragment_program *)
- ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0);
-
- create_new_program(ctx, &key, prog);
+ if (!shader_program) {
+ shader_program = create_new_program(ctx, &key);
- _mesa_program_cache_insert(ctx, ctx->FragmentProgram.Cache,
- &key, keySize, &prog->Base);
+ _mesa_shader_cache_insert(ctx, ctx->FragmentProgram.Cache,
+ &key, keySize, shader_program);
}
- return prog;
+ return shader_program;
}
}
diff --git a/mesalib/src/mesa/main/framebuffer.c b/mesalib/src/mesa/main/framebuffer.c
index 42da17678..8d0763db3 100644
--- a/mesalib/src/mesa/main/framebuffer.c
+++ b/mesalib/src/mesa/main/framebuffer.c
@@ -608,19 +608,12 @@ _mesa_update_framebuffer_visual(struct gl_context *ctx,
* create and install a depth wrapper/adaptor.
*
* \param fb the framebuffer whose _DepthBuffer field to update
- * \param attIndex indicates the renderbuffer to possibly wrap
*/
-void
-_mesa_update_depth_buffer(struct gl_context *ctx,
- struct gl_framebuffer *fb,
- GLuint attIndex)
+static void
+update_depth_buffer(struct gl_context *ctx, struct gl_framebuffer *fb)
{
- struct gl_renderbuffer *depthRb;
-
- /* only one possiblity for now */
- ASSERT(attIndex == BUFFER_DEPTH);
-
- depthRb = fb->Attachment[attIndex].Renderbuffer;
+ struct gl_renderbuffer *depthRb =
+ fb->Attachment[BUFFER_DEPTH].Renderbuffer;
if (depthRb && _mesa_is_format_packed_depth_stencil(depthRb->Format)) {
/* The attached depth buffer is a GL_DEPTH_STENCIL renderbuffer */
@@ -655,19 +648,12 @@ _mesa_update_depth_buffer(struct gl_context *ctx,
* create and install a stencil wrapper/adaptor.
*
* \param fb the framebuffer whose _StencilBuffer field to update
- * \param attIndex indicates the renderbuffer to possibly wrap
*/
-void
-_mesa_update_stencil_buffer(struct gl_context *ctx,
- struct gl_framebuffer *fb,
- GLuint attIndex)
+static void
+update_stencil_buffer(struct gl_context *ctx, struct gl_framebuffer *fb)
{
- struct gl_renderbuffer *stencilRb;
-
- ASSERT(attIndex == BUFFER_DEPTH ||
- attIndex == BUFFER_STENCIL);
-
- stencilRb = fb->Attachment[attIndex].Renderbuffer;
+ struct gl_renderbuffer *stencilRb =
+ fb->Attachment[BUFFER_STENCIL].Renderbuffer;
if (stencilRb && _mesa_is_format_packed_depth_stencil(stencilRb->Format)) {
/* The attached stencil buffer is a GL_DEPTH_STENCIL renderbuffer */
@@ -826,8 +812,8 @@ update_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb)
*/
update_color_draw_buffers(ctx, fb);
update_color_read_buffer(ctx, fb);
- _mesa_update_depth_buffer(ctx, fb, BUFFER_DEPTH);
- _mesa_update_stencil_buffer(ctx, fb, BUFFER_STENCIL);
+ update_depth_buffer(ctx, fb);
+ update_stencil_buffer(ctx, fb);
compute_depth_max(fb);
}
@@ -853,23 +839,27 @@ _mesa_update_framebuffer(struct gl_context *ctx)
/**
- * Check if the renderbuffer for a read operation (glReadPixels, glCopyPixels,
- * glCopyTex[Sub]Image, etc) exists.
+ * Check if the renderbuffer for a read/draw operation exists.
* \param format a basic image format such as GL_RGB, GL_RGBA, GL_ALPHA,
* GL_DEPTH_COMPONENT, etc. or GL_COLOR, GL_DEPTH, GL_STENCIL.
+ * \param reading if TRUE, we're going to read from the buffer,
+ if FALSE, we're going to write to the buffer.
* \return GL_TRUE if buffer exists, GL_FALSE otherwise
*/
-GLboolean
-_mesa_source_buffer_exists(struct gl_context *ctx, GLenum format)
+static GLboolean
+renderbuffer_exists(struct gl_context *ctx,
+ struct gl_framebuffer *fb,
+ GLenum format,
+ GLboolean reading)
{
- const struct gl_renderbuffer_attachment *att = ctx->ReadBuffer->Attachment;
+ const struct gl_renderbuffer_attachment *att = fb->Attachment;
/* If we don't know the framebuffer status, update it now */
- if (ctx->ReadBuffer->_Status == 0) {
- _mesa_test_framebuffer_completeness(ctx, ctx->ReadBuffer);
+ if (fb->_Status == 0) {
+ _mesa_test_framebuffer_completeness(ctx, fb);
}
- if (ctx->ReadBuffer->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) {
+ if (fb->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) {
return GL_FALSE;
}
@@ -898,42 +888,44 @@ _mesa_source_buffer_exists(struct gl_context *ctx, GLenum format)
case GL_BGRA_INTEGER_EXT:
case GL_LUMINANCE_INTEGER_EXT:
case GL_LUMINANCE_ALPHA_INTEGER_EXT:
- if (ctx->ReadBuffer->_ColorReadBuffer == NULL) {
- return GL_FALSE;
+ if (reading) {
+ /* about to read from a color buffer */
+ const struct gl_renderbuffer *readBuf = fb->_ColorReadBuffer;
+ if (!readBuf) {
+ return GL_FALSE;
+ }
+ ASSERT(_mesa_get_format_bits(readBuf->Format, GL_RED_BITS) > 0 ||
+ _mesa_get_format_bits(readBuf->Format, GL_ALPHA_BITS) > 0 ||
+ _mesa_get_format_bits(readBuf->Format, GL_TEXTURE_LUMINANCE_SIZE) > 0 ||
+ _mesa_get_format_bits(readBuf->Format, GL_TEXTURE_INTENSITY_SIZE) > 0 ||
+ _mesa_get_format_bits(readBuf->Format, GL_INDEX_BITS) > 0);
+ }
+ else {
+ /* about to draw to zero or more color buffers (none is OK) */
+ return GL_TRUE;
}
- ASSERT(_mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_RED_BITS) > 0 ||
- _mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_ALPHA_BITS) > 0 ||
- _mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_TEXTURE_LUMINANCE_SIZE) > 0 ||
- _mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_TEXTURE_INTENSITY_SIZE) > 0 ||
- _mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_INDEX_BITS) > 0);
break;
case GL_DEPTH:
case GL_DEPTH_COMPONENT:
- if (!att[BUFFER_DEPTH].Renderbuffer) {
+ if (att[BUFFER_DEPTH].Type == GL_NONE) {
return GL_FALSE;
}
- /*ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);*/
break;
case GL_STENCIL:
case GL_STENCIL_INDEX:
- if (!att[BUFFER_STENCIL].Renderbuffer) {
+ if (att[BUFFER_STENCIL].Type == GL_NONE) {
return GL_FALSE;
}
- /*ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);*/
break;
case GL_DEPTH_STENCIL_EXT:
- if (!att[BUFFER_DEPTH].Renderbuffer ||
- !att[BUFFER_STENCIL].Renderbuffer) {
+ if (att[BUFFER_DEPTH].Type == GL_NONE ||
+ att[BUFFER_STENCIL].Type == GL_NONE) {
return GL_FALSE;
}
- /*
- ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
- ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
- */
break;
default:
_mesa_problem(ctx,
- "Unexpected format 0x%x in _mesa_source_buffer_exists",
+ "Unexpected format 0x%x in renderbuffer_exists",
format);
return GL_FALSE;
}
@@ -944,83 +936,27 @@ _mesa_source_buffer_exists(struct gl_context *ctx, GLenum format)
/**
+ * Check if the renderbuffer for a read operation (glReadPixels, glCopyPixels,
+ * glCopyTex[Sub]Image, etc) exists.
+ * \param format a basic image format such as GL_RGB, GL_RGBA, GL_ALPHA,
+ * GL_DEPTH_COMPONENT, etc. or GL_COLOR, GL_DEPTH, GL_STENCIL.
+ * \return GL_TRUE if buffer exists, GL_FALSE otherwise
+ */
+GLboolean
+_mesa_source_buffer_exists(struct gl_context *ctx, GLenum format)
+{
+ return renderbuffer_exists(ctx, ctx->ReadBuffer, format, GL_TRUE);
+}
+
+
+/**
* As above, but for drawing operations.
* XXX could do some code merging w/ above function.
*/
GLboolean
_mesa_dest_buffer_exists(struct gl_context *ctx, GLenum format)
{
- const struct gl_renderbuffer_attachment *att = ctx->DrawBuffer->Attachment;
-
- /* If we don't know the framebuffer status, update it now */
- if (ctx->DrawBuffer->_Status == 0) {
- _mesa_test_framebuffer_completeness(ctx, ctx->DrawBuffer);
- }
-
- if (ctx->DrawBuffer->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) {
- return GL_FALSE;
- }
-
- switch (format) {
- case GL_COLOR:
- case GL_RED:
- case GL_GREEN:
- case GL_BLUE:
- case GL_ALPHA:
- case GL_LUMINANCE:
- case GL_LUMINANCE_ALPHA:
- case GL_INTENSITY:
- case GL_RGB:
- case GL_BGR:
- case GL_RGBA:
- case GL_BGRA:
- case GL_ABGR_EXT:
- case GL_RED_INTEGER_EXT:
- case GL_GREEN_INTEGER_EXT:
- case GL_BLUE_INTEGER_EXT:
- case GL_ALPHA_INTEGER_EXT:
- case GL_RGB_INTEGER_EXT:
- case GL_RGBA_INTEGER_EXT:
- case GL_BGR_INTEGER_EXT:
- case GL_BGRA_INTEGER_EXT:
- case GL_LUMINANCE_INTEGER_EXT:
- case GL_LUMINANCE_ALPHA_INTEGER_EXT:
- /* Nothing special since GL_DRAW_BUFFER could be GL_NONE. */
- /* Could assert that colorbuffer has RedBits > 0 */
- break;
- case GL_DEPTH:
- case GL_DEPTH_COMPONENT:
- if (!att[BUFFER_DEPTH].Renderbuffer) {
- return GL_FALSE;
- }
- /*ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);*/
- break;
- case GL_STENCIL:
- case GL_STENCIL_INDEX:
- if (!att[BUFFER_STENCIL].Renderbuffer) {
- return GL_FALSE;
- }
- /*ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);*/
- break;
- case GL_DEPTH_STENCIL_EXT:
- if (!att[BUFFER_DEPTH].Renderbuffer ||
- !att[BUFFER_STENCIL].Renderbuffer) {
- return GL_FALSE;
- }
- /*
- ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
- ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
- */
- break;
- default:
- _mesa_problem(ctx,
- "Unexpected format 0x%x in _mesa_dest_buffer_exists",
- format);
- return GL_FALSE;
- }
-
- /* OK */
- return GL_TRUE;
+ return renderbuffer_exists(ctx, ctx->DrawBuffer, format, GL_FALSE);
}
diff --git a/mesalib/src/mesa/main/framebuffer.h b/mesalib/src/mesa/main/framebuffer.h
index 7aef3e02b..ad53d8cbe 100644
--- a/mesalib/src/mesa/main/framebuffer.h
+++ b/mesalib/src/mesa/main/framebuffer.h
@@ -82,14 +82,6 @@ _mesa_update_framebuffer_visual(struct gl_context *ctx,
struct gl_framebuffer *fb);
extern void
-_mesa_update_depth_buffer(struct gl_context *ctx, struct gl_framebuffer *fb,
- GLuint attIndex);
-
-extern void
-_mesa_update_stencil_buffer(struct gl_context *ctx, struct gl_framebuffer *fb,
- GLuint attIndex);
-
-extern void
_mesa_update_framebuffer(struct gl_context *ctx);
extern GLboolean
diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c
index 160a4f218..3c388e56e 100644
--- a/mesalib/src/mesa/main/get.c
+++ b/mesalib/src/mesa/main/get.c
@@ -138,6 +138,7 @@ enum value_extra {
EXTRA_VALID_TEXTURE_UNIT,
EXTRA_VALID_CLIP_DISTANCE,
EXTRA_FLUSH_CURRENT,
+ EXTRA_GLSL_130,
};
#define NO_EXTRA NULL
@@ -277,8 +278,8 @@ static const int extra_EXT_texture_integer[] = {
EXTRA_END
};
-static const int extra_EXT_gpu_shader4[] = {
- EXT(EXT_gpu_shader4),
+static const int extra_GLSL_130[] = {
+ EXTRA_GLSL_130,
EXTRA_END
};
@@ -1234,13 +1235,13 @@ static const struct value_desc values[] = {
/* GL_ARB_color_buffer_float */
{ GL_RGBA_FLOAT_MODE_ARB, BUFFER_FIELD(Visual.floatMode, TYPE_BOOLEAN), 0 },
- /* GL_EXT_gpu_shader4 / GL 3.0 */
+ /* GL_EXT_gpu_shader4 / GLSL 1.30 */
{ GL_MIN_PROGRAM_TEXEL_OFFSET,
CONTEXT_INT(Const.MinProgramTexelOffset),
- extra_EXT_gpu_shader4 },
+ extra_GLSL_130 },
{ GL_MAX_PROGRAM_TEXEL_OFFSET,
CONTEXT_INT(Const.MaxProgramTexelOffset),
- extra_EXT_gpu_shader4 },
+ extra_GLSL_130 },
/* GL_ARB_texture_buffer_object */
{ GL_MAX_TEXTURE_BUFFER_SIZE_ARB, CONTEXT_INT(Const.MaxTextureBufferSize),
@@ -1817,6 +1818,12 @@ check_extra(struct gl_context *ctx, const char *func, const struct value_desc *d
return GL_FALSE;
}
break;
+ case EXTRA_GLSL_130:
+ if (ctx->Const.GLSLVersion >= 130) {
+ total++;
+ enabled++;
+ }
+ break;
case EXTRA_END:
break;
default: /* *e is a offset into the extension struct */
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index 749324d76..17c645a7e 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -1311,9 +1311,6 @@ struct gl_sampler_object
/* deprecated sampler state */
GLenum DepthMode; /**< GL_ARB_depth_texture */
-
- /** Is the texture object complete with respect to this sampler? */
- GLboolean _CompleteTexture;
};
@@ -2138,6 +2135,17 @@ struct gl_shader_program
GLint RefCount; /**< Reference count */
GLboolean DeletePending;
+ /**
+ * Flags that the linker should not reject the program if it lacks
+ * a vertex or fragment shader. GLES2 doesn't allow separate
+ * shader objects, and would reject them. However, we internally
+ * build separate shader objects for fixed function programs, which
+ * we use for drivers/common/meta.c and for handling
+ * _mesa_update_state with no program bound (for example in
+ * glClear()).
+ */
+ GLboolean InternalSeparateShader;
+
GLuint NumShaders; /**< number of attached shaders */
struct gl_shader **Shaders; /**< List of attached the shaders */
diff --git a/mesalib/src/mesa/main/pbo.c b/mesalib/src/mesa/main/pbo.c
index 4e7e6f925..41ff2ff44 100644
--- a/mesalib/src/mesa/main/pbo.c
+++ b/mesalib/src/mesa/main/pbo.c
@@ -82,6 +82,19 @@ _mesa_validate_pbo_access(GLuint dimensions,
} else {
offset = ptr;
sizeAddr = ((const GLubyte *) 0) + pack->BufferObj->Size;
+ /* The ARB_pixel_buffer_object spec says:
+ * "INVALID_OPERATION is generated by ColorTable, ColorSubTable,
+ * ConvolutionFilter2D, ConvolutionFilter1D, SeparableFilter2D,
+ * TexImage1D, TexImage2D, TexImage3D, TexSubImage1D,
+ * TexSubImage2D, TexSubImage3D, and DrawPixels if the current
+ * PIXEL_UNPACK_BUFFER_BINDING_ARB value is non-zero and the data
+ * parameter is not evenly divisible into the number of basic machine
+ * units needed to store in memory a datum indicated by the type
+ * parameter."
+ */
+ if (type != GL_BITMAP &&
+ ((GLintptr)offset % _mesa_sizeof_packed_type(type)))
+ return GL_FALSE;
}
if (sizeAddr == 0)
diff --git a/mesalib/src/mesa/main/shaderapi.c b/mesalib/src/mesa/main/shaderapi.c
index c3aabe43f..6868dfab0 100644
--- a/mesalib/src/mesa/main/shaderapi.c
+++ b/mesalib/src/mesa/main/shaderapi.c
@@ -390,10 +390,12 @@ delete_shader_program(struct gl_context *ctx, GLuint name)
if (!shProg)
return;
- shProg->DeletePending = GL_TRUE;
+ if (!shProg->DeletePending) {
+ shProg->DeletePending = GL_TRUE;
- /* effectively, decr shProg's refcount */
- _mesa_reference_shader_program(ctx, &shProg, NULL);
+ /* effectively, decr shProg's refcount */
+ _mesa_reference_shader_program(ctx, &shProg, NULL);
+ }
}
diff --git a/mesalib/src/mesa/main/state.c b/mesalib/src/mesa/main/state.c
index bbe90a32e..98ca733c0 100644
--- a/mesalib/src/mesa/main/state.c
+++ b/mesalib/src/mesa/main/state.c
@@ -260,10 +260,11 @@ update_program(struct gl_context *ctx)
}
else if (ctx->FragmentProgram._MaintainTexEnvProgram) {
/* Use fragment program generated from fixed-function state */
+ struct gl_shader_program *f = _mesa_get_fixed_func_fragment_program(ctx);
+
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current,
- _mesa_get_fixed_func_fragment_program(ctx));
- _mesa_reference_fragprog(ctx, &ctx->FragmentProgram._TexEnvProgram,
- ctx->FragmentProgram._Current);
+ (struct gl_fragment_program *)
+ f->_LinkedShaders[MESA_SHADER_FRAGMENT]->Program);
}
else {
/* No fragment program */
diff --git a/mesalib/src/mesa/main/texenvprogram.h b/mesalib/src/mesa/main/texenvprogram.h
index 0895ebacb..3d9cb8546 100644
--- a/mesalib/src/mesa/main/texenvprogram.h
+++ b/mesalib/src/mesa/main/texenvprogram.h
@@ -1,35 +1,35 @@
-/*
- * Mesa 3-D graphics library
- * Version: 7.1
- *
- * Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-
-#ifndef TEXENVPROGRAM_H
-#define TEXENVPROGRAM_H
-
-
-struct gl_context;
-
-extern struct gl_fragment_program *
-_mesa_get_fixed_func_fragment_program(struct gl_context *ctx);
-
-#endif
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.1
+ *
+ * Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef TEXENVPROGRAM_H
+#define TEXENVPROGRAM_H
+
+
+struct gl_context;
+
+extern struct gl_shader_program *
+_mesa_get_fixed_func_fragment_program(struct gl_context *ctx);
+
+#endif
diff --git a/mesalib/src/mesa/main/texgetimage.c b/mesalib/src/mesa/main/texgetimage.c
index f9118860b..06e032396 100644
--- a/mesalib/src/mesa/main/texgetimage.c
+++ b/mesalib/src/mesa/main/texgetimage.c
@@ -884,7 +884,7 @@ _mesa_GetnCompressedTexImageARB(GLenum target, GLint level, GLsizei bufSize,
return;
}
- if (_mesa_is_bufferobj(ctx->Pack.BufferObj) && !img) {
+ if (!_mesa_is_bufferobj(ctx->Pack.BufferObj) && !img) {
/* not an error, do nothing */
return;
}
diff --git a/mesalib/src/mesa/main/teximage.c b/mesalib/src/mesa/main/teximage.c
index 8efe715fe..2d06f84bf 100644
--- a/mesalib/src/mesa/main/teximage.c
+++ b/mesalib/src/mesa/main/teximage.c
@@ -1893,7 +1893,7 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
const GLenum proxyTarget = get_proxy_target(target);
const GLenum type = GL_FLOAT;
GLboolean sizeOK;
- GLint format;
+ GLint baseFormat;
/* check target */
if (!legal_texsubimage_target(ctx, dimensions, target)) {
@@ -1928,14 +1928,14 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
return GL_TRUE;
}
- format = _mesa_base_tex_format(ctx, internalFormat);
- if (format < 0) {
+ baseFormat = _mesa_base_tex_format(ctx, internalFormat);
+ if (baseFormat < 0) {
_mesa_error(ctx, GL_INVALID_VALUE,
"glCopyTexImage%dD(internalFormat)", dimensions);
return GL_TRUE;
}
- if (!_mesa_source_buffer_exists(ctx, format)) {
+ if (!_mesa_source_buffer_exists(ctx, baseFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glCopyTexImage%dD(missing readbuffer)", dimensions);
return GL_TRUE;
@@ -1946,7 +1946,7 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
? (width == height) : 1;
sizeOK = sizeOK && ctx->Driver.TestProxyTexImage(ctx, proxyTarget, level,
- internalFormat, format,
+ internalFormat, baseFormat,
type, width, height,
1, border);
@@ -1975,22 +1975,6 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
return GL_TRUE;
}
}
- else if (_mesa_is_depth_format(internalFormat)) {
- /* make sure we have depth/stencil buffers */
- if (!ctx->ReadBuffer->_DepthBuffer) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexImage%dD(no depth)", dimensions);
- return GL_TRUE;
- }
- }
- else if (_mesa_is_depthstencil_format(internalFormat)) {
- /* make sure we have depth/stencil buffers */
- if (!ctx->ReadBuffer->_DepthBuffer || !ctx->ReadBuffer->_StencilBuffer) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexImage%dD(no depth/stencil buffer)", dimensions);
- return GL_TRUE;
- }
- }
/* if we get here, the parameters are OK */
return GL_FALSE;
@@ -2149,23 +2133,6 @@ copytexsubimage_error_check2( struct gl_context *ctx, GLuint dimensions,
return GL_TRUE;
}
- if (teximage->_BaseFormat == GL_DEPTH_COMPONENT) {
- if (!ctx->ReadBuffer->_DepthBuffer) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexSubImage%dD(no depth buffer)",
- dimensions);
- return GL_TRUE;
- }
- }
- else if (teximage->_BaseFormat == GL_DEPTH_STENCIL_EXT) {
- if (!ctx->ReadBuffer->_DepthBuffer || !ctx->ReadBuffer->_StencilBuffer) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexSubImage%dD(no depth/stencil buffer)",
- dimensions);
- return GL_TRUE;
- }
- }
-
/* If copying into an integer texture, the source buffer must also be
* integer-valued.
*/
diff --git a/mesalib/src/mesa/main/uniform_query.cpp b/mesalib/src/mesa/main/uniform_query.cpp
new file mode 100644
index 000000000..ba7d7591f
--- /dev/null
+++ b/mesalib/src/mesa/main/uniform_query.cpp
@@ -0,0 +1,80 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 2004-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009-2010 VMware, Inc. All Rights Reserved.
+ * Copyright © 2010, 2011 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "main/core.h"
+#include "ir.h"
+#include "../glsl/program.h"
+
+extern "C" {
+#include "main/shaderapi.h"
+#include "main/shaderobj.h"
+#include "uniforms.h"
+}
+
+extern "C" void GLAPIENTRY
+_mesa_GetActiveUniformARB(GLhandleARB program, GLuint index,
+ GLsizei maxLength, GLsizei *length, GLint *size,
+ GLenum *type, GLcharARB *nameOut)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_shader_program *shProg =
+ _mesa_lookup_shader_program_err(ctx, program, "glGetActiveUniform");
+ const struct gl_program_parameter *param;
+
+ if (!shProg)
+ return;
+
+ if (!shProg->Uniforms || index >= shProg->Uniforms->NumUniforms) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetActiveUniform(index)");
+ return;
+ }
+
+ param = get_uniform_parameter(shProg, index);
+ if (!param)
+ return;
+
+ const struct gl_uniform *const uni = &shProg->Uniforms->Uniforms[index];
+
+ if (nameOut) {
+ _mesa_copy_string(nameOut, maxLength, length, param->Name);
+ }
+
+ if (size) {
+ GLint typeSize = _mesa_sizeof_glsl_type(uni->Type->gl_type);
+ if ((GLint) param->Size > typeSize) {
+ /* This is an array.
+ * Array elements are placed on vector[4] boundaries so they're
+ * a multiple of four floats. We round typeSize up to next multiple
+ * of four to get the right size below.
+ */
+ typeSize = (typeSize + 3) & ~3;
+ }
+ /* Note that the returned size is in units of the <type>, not bytes */
+ *size = param->Size / typeSize;
+ }
+
+ if (type) {
+ *type = uni->Type->gl_type;
+ }
+}
diff --git a/mesalib/src/mesa/main/uniforms.c b/mesalib/src/mesa/main/uniforms.c
index 7252c099a..ccaedf9f1 100644
--- a/mesalib/src/mesa/main/uniforms.c
+++ b/mesalib/src/mesa/main/uniforms.c
@@ -211,7 +211,7 @@ find_uniform_parameter_pos(struct gl_shader_program *shProg, GLint index,
* \param index the uniform index in [0, NumUniforms-1]
* \return gl_program_parameter point or NULL if index is invalid
*/
-static const struct gl_program_parameter *
+const struct gl_program_parameter *
get_uniform_parameter(struct gl_shader_program *shProg, GLint index)
{
struct gl_program *prog;
@@ -224,54 +224,6 @@ get_uniform_parameter(struct gl_shader_program *shProg, GLint index)
}
-/**
- * Called by glGetActiveUniform().
- */
-static void
-_mesa_get_active_uniform(struct gl_context *ctx, GLuint program, GLuint index,
- GLsizei maxLength, GLsizei *length, GLint *size,
- GLenum *type, GLchar *nameOut)
-{
- struct gl_shader_program *shProg =
- _mesa_lookup_shader_program_err(ctx, program, "glGetActiveUniform");
- const struct gl_program_parameter *param;
-
- if (!shProg)
- return;
-
- if (!shProg->Uniforms || index >= shProg->Uniforms->NumUniforms) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glGetActiveUniform(index)");
- return;
- }
-
- param = get_uniform_parameter(shProg, index);
- if (!param)
- return;
-
- if (nameOut) {
- _mesa_copy_string(nameOut, maxLength, length, param->Name);
- }
-
- if (size) {
- GLint typeSize = _mesa_sizeof_glsl_type(param->DataType);
- if ((GLint) param->Size > typeSize) {
- /* This is an array.
- * Array elements are placed on vector[4] boundaries so they're
- * a multiple of four floats. We round typeSize up to next multiple
- * of four to get the right size below.
- */
- typeSize = (typeSize + 3) & ~3;
- }
- /* Note that the returned size is in units of the <type>, not bytes */
- *size = param->Size / typeSize;
- }
-
- if (type) {
- *type = param->DataType;
- }
-}
-
-
static unsigned
get_vector_elements(GLenum type)
{
@@ -1479,17 +1431,6 @@ _mesa_GetUniformLocationARB(GLhandleARB programObj, const GLcharARB *name)
}
-void GLAPIENTRY
-_mesa_GetActiveUniformARB(GLhandleARB program, GLuint index,
- GLsizei maxLength, GLsizei * length, GLint * size,
- GLenum * type, GLcharARB * name)
-{
- GET_CURRENT_CONTEXT(ctx);
- _mesa_get_active_uniform(ctx, program, index, maxLength, length, size,
- type, name);
-}
-
-
/**
* Plug in shader uniform-related functions into API dispatch table.
*/
diff --git a/mesalib/src/mesa/main/uniforms.h b/mesalib/src/mesa/main/uniforms.h
index b024cb30b..77f55d47d 100644
--- a/mesalib/src/mesa/main/uniforms.h
+++ b/mesalib/src/mesa/main/uniforms.h
@@ -191,6 +191,9 @@ _mesa_update_shader_textures_used(struct gl_program *prog);
extern void
_mesa_init_shader_uniform_dispatch(struct _glapi_table *exec);
+extern const struct gl_program_parameter *
+get_uniform_parameter(struct gl_shader_program *shProg, GLint index);
+
struct gl_builtin_uniform_element {
const char *field;
int tokens[STATE_LENGTH];
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 22:21:43 +0000