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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_tex.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_tex.c484
1 files changed, 0 insertions, 484 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_tex.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_tex.c
deleted file mode 100644
index 5fa8256f1..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_tex.c
+++ /dev/null
@@ -1,484 +0,0 @@
-/**************************************************************************
-
-Copyright 2003 Eric Anholt
-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
-on the rights to use, copy, modify, merge, publish, distribute, sub
-license, 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 (including the next
-paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
-ERIC ANHOLT 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.
-
-**************************************************************************/
-/* $XFree86$ */
-
-/*
- * Authors:
- * Eric Anholt <anholt@FreeBSD.org>
- */
-
-#include "sis_context.h"
-#include "sis_alloc.h"
-#include "sis_tex.h"
-
-#include "swrast/swrast.h"
-#include "imports.h"
-#include "texformat.h"
-#include "texstore.h"
-#include "teximage.h"
-#include "texobj.h"
-
-#define ALIGN(value, align) (GLubyte *)((long)(value + align - 1) & ~(align - 1))
-
-#define TEXTURE_HW_ALIGNMENT 4
-#define TEXTURE_HW_PLUS (4 + 4)
-
-static sisTexObjPtr
-sisAllocTexObj( struct gl_texture_object *texObj )
-{
- sisTexObjPtr t;
-
- t = (sisTexObjPtr) CALLOC_STRUCT( sis_tex_obj );
- texObj->DriverData = t;
- return t;
-}
-
-static void
-sisAllocTexImage( sisContextPtr smesa, sisTexObjPtr t, int level,
- const struct gl_texture_image *image )
-{
- char *addr;
- int size, texel_size;
-
- if (t->format == 0) {
- t->format = image->Format;
- switch (t->format)
- {
- case GL_RGBA:
- t->hwformat = TEXEL_ARGB_8888_32;
- break;
- case GL_INTENSITY:
- t->hwformat = TEXEL_I8;
- break;
- case GL_ALPHA:
- t->hwformat = TEXEL_A8;
- break;
- case GL_LUMINANCE:
- t->hwformat = TEXEL_L8;
- break;
- case GL_LUMINANCE_ALPHA:
- t->hwformat = TEXEL_AL88;
- break;
- case GL_RGB:
- t->hwformat = TEXEL_ARGB_0888_32;
- break;
- default:
- sis_fatal_error("Bad texture format.\n");
- }
- }
- assert(t->format == image->Format);
-
- texel_size = image->TexFormat->TexelBytes;
- size = image->Width * image->Height * texel_size + TEXTURE_HW_PLUS;
-
- addr = sisAllocFB( smesa, size, &t->image[level].handle );
- if (addr == NULL) {
- addr = sisAllocAGP( smesa, size, &t->image[level].handle );
- if (addr == NULL)
- sis_fatal_error("Failure to allocate texture memory.\n");
- t->image[level].memType = AGP_TYPE;
- }
- else
- t->image[level].memType = VIDEO_TYPE;
-
- t->image[level].Data = ALIGN(addr, TEXTURE_HW_ALIGNMENT);
- t->image[level].pitch = image->Width * texel_size;
- t->image[level].size = image->Width * image->Height * texel_size;
- t->numImages++;
-}
-
-static void
-sisFreeTexImage( sisContextPtr smesa, sisTexObjPtr t, int level )
-{
- if (t->image[level].Data == NULL)
- return;
-
- switch (t->image[level].memType)
- {
- case VIDEO_TYPE:
- sisFreeFB( smesa, t->image[level].handle );
- break;
- case AGP_TYPE:
- sisFreeAGP( smesa, t->image[level].handle );
- break;
- }
- t->image[level].Data = NULL;
- t->image[level].handle = NULL;
- /* If there are no textures loaded any more, reset the hw format so the
- * object can be reused for new formats
- */
- t->numImages--;
- if (t->numImages == 0) {
- t->format = 0;
- t->hwformat = 0;
- }
-}
-
-static void
-sisTexEnv( GLcontext *ctx, GLenum target, GLenum pname, const GLfloat *param )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
-
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURE_ENV;
-}
-
-static void
-sisTexParameter( GLcontext *ctx, GLenum target,
- struct gl_texture_object *texObj, GLenum pname,
- const GLfloat *params )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
-
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURING;
-}
-
-static void
-sisBindTexture( GLcontext *ctx, GLenum target,
- struct gl_texture_object *texObj )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
- sisTexObjPtr t;
-
- if ( target == GL_TEXTURE_2D || target == GL_TEXTURE_1D ) {
- if ( texObj->DriverData == NULL ) {
- sisAllocTexObj( texObj );
- }
- }
-
- t = texObj->DriverData;
- if (!t)
- return;
-
- if (smesa->PrevTexFormat[ctx->Texture.CurrentUnit] != t->format) {
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURE_ENV;
- smesa->PrevTexFormat[ctx->Texture.CurrentUnit] = t->format;
- }
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURING;
-}
-
-static void
-sisDeleteTexture( GLcontext * ctx, struct gl_texture_object *texObj )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
- sisTexObjPtr t;
- int i;
-
- smesa->clearTexCache = GL_TRUE;
-
- t = texObj->DriverData;
- if (t == NULL) {
- /*
- * this shows the texture is default object and never be a
- * argument of sisTexImage*
- */
- return;
- }
- for (i = 0; i < MAX_TEXTURE_LEVELS; i++) {
- sisFreeTexImage( smesa, t, i );
- }
-
- FREE(t);
- texObj->DriverData = NULL;
- /* Free mipmap images and the texture object itself */
- _mesa_delete_texture_object(ctx, texObj);
-}
-
-static GLboolean sisIsTextureResident( GLcontext * ctx,
- struct gl_texture_object *texObj )
-{
- return (texObj->DriverData != NULL);
-}
-
-static const struct gl_texture_format *
-sisChooseTextureFormat( GLcontext *ctx, GLint internalFormat,
- GLenum format, GLenum type )
-{
- /* XXX 16-bit internal texture formats? */
- switch ( internalFormat ) {
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- return &_mesa_texformat_a8;
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- return &_mesa_texformat_l8;
- case 2:
- case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- return &_mesa_texformat_al88;
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- return &_mesa_texformat_i8;
- case GL_R3_G3_B2:
- case GL_RGB4:
- case GL_RGB5:
- case 3:
- case GL_RGB:
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- return &_mesa_texformat_argb8888 /*_mesa_texformat_rgb888*/; /* XXX */
- case GL_RGBA2:
- case GL_RGBA4:
- case GL_RGB5_A1:
- case 4:
- case GL_RGBA:
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- return &_mesa_texformat_argb8888;
- default:
- _mesa_problem(ctx, "unexpected format in tdfxDDChooseTextureFormat: %d",
- internalFormat);
- return NULL;
- }
-}
-
-static void sisTexImage1D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
- sisTexObjPtr t;
-
- if ( texObj->DriverData == NULL )
- sisAllocTexObj( texObj );
- t = texObj->DriverData;
-
- /* Note, this will call sisChooseTextureFormat */
- _mesa_store_teximage1d( ctx, target, level, internalFormat,
- width, border, format, type,
- pixels, packing, texObj, texImage );
-
- /* Allocate offscreen space for the texture */
- sisFreeTexImage(smesa, t, level);
- sisAllocTexImage(smesa, t, level, texImage);
-
- /* Upload the texture */
- memcpy(t->image[level].Data, texImage->Data, t->image[level].size);
-
- if (smesa->PrevTexFormat[ctx->Texture.CurrentUnit] != t->format)
- {
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURE_ENV;
- smesa->PrevTexFormat[ctx->Texture.CurrentUnit] = t->format;
- }
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURING;
-}
-
-
-static void sisTexSubImage1D( GLcontext *ctx,
- GLenum target,
- GLint level,
- GLint xoffset,
- GLsizei width,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
- sisTexObjPtr t;
- GLuint copySize;
- GLint texelBytes;
- const char *src;
- GLubyte *dst;
-
- if ( texObj->DriverData == NULL )
- sisAllocTexObj( texObj );
- t = texObj->DriverData;
-
- _mesa_store_texsubimage1d(ctx, target, level, xoffset, width,
- format, type, pixels, packing, texObj,
- texImage);
-
- /* Allocate offscreen space for the texture */
- sisFreeTexImage(smesa, t, level);
- sisAllocTexImage(smesa, t, level, texImage);
-
- /* Upload the texture */
- texelBytes = texImage->TexFormat->TexelBytes;
-
- copySize = width * texelBytes;
- src = (char *)texImage->Data + xoffset * texelBytes;
- dst = t->image[level].Data + xoffset * texelBytes;
-
- memcpy( dst, src, copySize );
-
- smesa->clearTexCache = GL_TRUE;
-
- if (smesa->PrevTexFormat[ctx->Texture.CurrentUnit] != t->format)
- {
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURE_ENV;
- smesa->PrevTexFormat[ctx->Texture.CurrentUnit] = t->format;
- }
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURING;
-}
-
-static void sisTexImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
- sisTexObjPtr t;
-
- if ( texObj->DriverData == NULL )
- sisAllocTexObj( texObj );
- t = texObj->DriverData;
-
- /* Note, this will call sisChooseTextureFormat */
- _mesa_store_teximage2d(ctx, target, level, internalFormat,
- width, height, border, format, type, pixels,
- &ctx->Unpack, texObj, texImage);
-
- /* Allocate offscreen space for the texture */
- sisFreeTexImage(smesa, t, level);
- sisAllocTexImage(smesa, t, level, texImage);
-
- /* Upload the texture */
- memcpy(t->image[level].Data, texImage->Data, t->image[level].size);
-
- if (smesa->PrevTexFormat[ctx->Texture.CurrentUnit] != t->format)
- {
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURE_ENV;
- smesa->PrevTexFormat[ctx->Texture.CurrentUnit] = t->format;
- }
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURING;
-}
-
-static void sisTexSubImage2D( GLcontext *ctx,
- GLenum target,
- GLint level,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
- sisTexObjPtr t;
- GLuint copySize;
- GLint texelBytes;
- const char *src;
- GLubyte *dst;
- int j;
- GLuint soffset;
-
- if ( texObj->DriverData == NULL )
- sisAllocTexObj( texObj );
- t = texObj->DriverData;
-
- _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
- height, format, type, pixels, packing, texObj,
- texImage);
-
- /* Allocate offscreen space for the texture */
- sisFreeTexImage(smesa, t, level);
- sisAllocTexImage(smesa, t, level, texImage);
-
- /* Upload the texture */
- texelBytes = texImage->TexFormat->TexelBytes;
-
- copySize = width * texelBytes;
- src = (char *)texImage->Data + (xoffset + yoffset * texImage->Width) *
- texelBytes;
- dst = t->image[level].Data + (xoffset + yoffset * texImage->Width) *
- texelBytes;
- soffset = texImage->Width * texelBytes;
-
- for (j = yoffset; j < yoffset + height; j++) {
- memcpy( dst, src, copySize );
- src += soffset;
- dst += soffset;
- }
-
- smesa->clearTexCache = GL_TRUE;
-
- if (smesa->PrevTexFormat[ctx->Texture.CurrentUnit] != t->format)
- {
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURE_ENV;
- smesa->PrevTexFormat[ctx->Texture.CurrentUnit] = t->format;
- }
- smesa->TexStates[ctx->Texture.CurrentUnit] |= NEW_TEXTURING;
-}
-
-
-/**
- * Allocate a new texture object.
- * Called via ctx->Driver.NewTextureObject.
- * Note: this function will be called during context creation to
- * allocate the default texture objects.
- * Note: we could use containment here to 'derive' the driver-specific
- * texture object from the core mesa gl_texture_object. Not done at this time.
- */
-static struct gl_texture_object *
-sisNewTextureObject( GLcontext *ctx, GLuint name, GLenum target )
-{
- struct gl_texture_object *obj;
- obj = _mesa_new_texture_object(ctx, name, target);
- return obj;
-}
-
-
-void sisInitTextureFuncs( struct dd_function_table *functions )
-{
- functions->TexEnv = sisTexEnv;
- functions->ChooseTextureFormat = sisChooseTextureFormat;
- functions->TexImage1D = sisTexImage1D;
- functions->TexSubImage1D = sisTexSubImage1D;
- functions->TexImage2D = sisTexImage2D;
- functions->TexSubImage2D = sisTexSubImage2D;
- functions->TexParameter = sisTexParameter;
- functions->BindTexture = sisBindTexture;
- functions->NewTextureObject = sisNewTextureObject;
- functions->DeleteTexture = sisDeleteTexture;
- functions->IsTextureResident = sisIsTextureResident;
-}
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