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-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/osmesa/Makefile.win39
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/osmesa/descrip.mms41
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.c1333
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.def13
4 files changed, 0 insertions, 1426 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/Makefile.win b/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/Makefile.win
deleted file mode 100644
index 36d520e65..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/Makefile.win
+++ /dev/null
@@ -1,39 +0,0 @@
-# Makefile for Win32
-
-!include <win32.mak>
-
-TOP = ..\..
-
-OSMESA_SRCS = osmesa.c
-OSMESA_OBJS = osmesa.obj
-
-ASM_SRCS =
-CORE_SRCS =
-DRIVER_SRCS = $(OSMESA_SRCS)
-
-SRCS = $(OSMESA_SRCS)
-
-all : osmesadll
-
-!include "$(TOP)/mesawin32.mak"
-
-osmesadll: $(OSMESADLL)
-
-CFLAGS = $(cvarsdll) $(CFLAGS) -D_OPENGL32_ -DBUILD_GL32 -I$(TOP)/src
-LFLAGS = $(dlllflags) $(lcommon) $(LFLAGS)
-
-OBJS = $(ASM_SRCS:.S=.obj) $(CORE_SRCS:.c=.obj) $(DRIVER_SRCS:.c=.obj)
-LIBS = $(guilibsdll) $(TOP)/lib/$(MESALIB)
-
-$(OSMESADLL) : $(OBJS) osmesa.def
- $(link) $(LFLAGS) -def:osmesa.def -out:$(OSMESADLL) $(OBJS) $(LIBS)
- @echo "copying OSMesa library to library directory..."
- -copy $(OSMESALIB) $(TOP)\lib
- @echo "copying OSMesa dll to library directory..."
- -copy $(OSMESADLL) $(TOP)\lib
-
-install : $(OSMESADLL)
- @echo "copying OSMesa library to system library directory..."
- -copy $(OSMESALIB) $(LIBINSTALL)
- @echo "copying OSMesa dll to system library directory..."
- -copy $(OSMESADLL) $(DLLINSTALL)
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/descrip.mms b/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/descrip.mms
deleted file mode 100644
index 64dc041f9..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/descrip.mms
+++ /dev/null
@@ -1,41 +0,0 @@
-# Makefile for core library for VMS
-# contributed by Jouk Jansen joukj@hrem.stm.tudelft.nl
-# Last revision : 16 June 2003
-
-.first
- define gl [----.include.gl]
- define math [--.math]
- define tnl [--.tnl]
- define swrast [--.swrast]
- define swrast_setup [--.swrast_setup]
- define array_cache [--.array_cache]
- define drivers [-]
-
-.include [----]mms-config.
-
-##### MACROS #####
-
-VPATH = RCS
-
-INCDIR = [----.include],[--.main],[--.glapi]
-LIBDIR = [----.lib]
-CFLAGS = /include=($(INCDIR),[])/define=(PTHREADS=1)/name=(as_is,short)
-
-SOURCES = osmesa.c
-
-OBJECTS = osmesa.obj
-
-##### RULES #####
-
-VERSION=Mesa V3.4
-
-##### TARGETS #####
-# Make the library
-$(LIBDIR)$(GL_LIB) : $(OBJECTS)
- @ library $(LIBDIR)$(GL_LIB) $(OBJECTS)
-
-clean :
- purge
- delete *.obj;*
-
-osmesa.obj : osmesa.c
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.c b/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.c
deleted file mode 100644
index 8a85b5ecf..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.c
+++ /dev/null
@@ -1,1333 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.3
- *
- * Copyright (C) 1999-2005 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.
- */
-
-
-/*
- * Off-Screen Mesa rendering / Rendering into client memory space
- *
- * Note on thread safety: this driver is thread safe. All
- * functions are reentrant. The notion of current context is
- * managed by the core _mesa_make_current() and _mesa_get_current_context()
- * functions. Those functions are thread-safe.
- */
-
-
-#include "glheader.h"
-#include "GL/osmesa.h"
-#include "context.h"
-#include "extensions.h"
-#include "framebuffer.h"
-#include "fbobject.h"
-#include "imports.h"
-#include "mtypes.h"
-#include "renderbuffer.h"
-#include "array_cache/acache.h"
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "swrast/s_context.h"
-#include "swrast/s_depth.h"
-#include "swrast/s_lines.h"
-#include "swrast/s_triangle.h"
-#include "tnl/tnl.h"
-#include "tnl/t_context.h"
-#include "tnl/t_pipeline.h"
-#include "drivers/common/driverfuncs.h"
-
-
-
-/*
- * This is the OS/Mesa context struct.
- * Notice how it includes a GLcontext. By doing this we're mimicking
- * C++ inheritance/derivation.
- * Later, we can cast a GLcontext pointer into an OSMesaContext pointer
- * or vice versa.
- */
-struct osmesa_context {
- GLcontext mesa; /* The core GL/Mesa context */
- GLvisual *gl_visual; /* Describes the buffers */
- GLframebuffer *gl_buffer; /* Depth, stencil, accum, etc buffers */
- GLenum format; /* either GL_RGBA or GL_COLOR_INDEX */
- void *buffer; /* the image buffer */
- GLint width, height; /* size of image buffer */
- GLint rowlength; /* number of pixels per row */
- GLint userRowLength; /* user-specified number of pixels per row */
- GLint rshift, gshift; /* bit shifts for RGBA formats */
- GLint bshift, ashift;
- GLint rInd, gInd, bInd, aInd;/* index offsets for RGBA formats */
- GLchan *rowaddr[MAX_HEIGHT]; /* address of first pixel in each image row */
- GLboolean yup; /* TRUE -> Y increases upward */
- /* FALSE -> Y increases downward */
-};
-
-
-/* Just cast, since we're using structure containment */
-#define OSMESA_CONTEXT(ctx) ((OSMesaContext) (ctx->DriverCtx))
-
-
-
-/**********************************************************************/
-/*** Private Device Driver Functions ***/
-/**********************************************************************/
-
-
-static const GLubyte *
-get_string( GLcontext *ctx, GLenum name )
-{
- (void) ctx;
- switch (name) {
- case GL_RENDERER:
-#if CHAN_BITS == 32
- return (const GLubyte *) "Mesa OffScreen32";
-#elif CHAN_BITS == 16
- return (const GLubyte *) "Mesa OffScreen16";
-#else
- return (const GLubyte *) "Mesa OffScreen";
-#endif
- default:
- return NULL;
- }
-}
-
-
-static void
-osmesa_update_state( GLcontext *ctx, GLuint new_state )
-{
- /* easy - just propogate */
- _swrast_InvalidateState( ctx, new_state );
- _swsetup_InvalidateState( ctx, new_state );
- _ac_InvalidateState( ctx, new_state );
- _tnl_InvalidateState( ctx, new_state );
-}
-
-
-static void
-set_buffer( GLcontext *ctx, GLframebuffer *buffer, GLuint bufferBit )
-{
- /* separate read buffer not supported */
- ASSERT(buffer == ctx->DrawBuffer);
- ASSERT(bufferBit == BUFFER_BIT_FRONT_LEFT);
-}
-
-
-/*
- * Just return the current buffer size.
- * There's no window to track the size of.
- */
-static void
-get_buffer_size( GLframebuffer *buffer, GLuint *width, GLuint *height )
-{
- /* don't use GET_CURRENT_CONTEXT(ctx) here - it's a problem on Windows */
- GLcontext *ctx = (GLcontext *) _glapi_get_context();
- (void) buffer;
- if (ctx) {
- OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
- *width = osmesa->width;
- *height = osmesa->height;
- }
-}
-
-
-/**********************************************************************/
-/***** Read/write spans/arrays of pixels *****/
-/**********************************************************************/
-
-/* RGBA */
-#define NAME(PREFIX) PREFIX##_RGBA
-#define FORMAT GL_RGBA
-#define SPAN_VARS \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define INIT_PIXEL_PTR(P, X, Y) \
- GLchan *P = osmesa->rowaddr[Y] + 4 * (X)
-#define INC_PIXEL_PTR(P) P += 4
-#if CHAN_TYPE == GL_FLOAT
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- DST[0] = MAX2((VALUE[RCOMP]), 0.0F); \
- DST[1] = MAX2((VALUE[GCOMP]), 0.0F); \
- DST[2] = MAX2((VALUE[BCOMP]), 0.0F); \
- DST[3] = CLAMP((VALUE[ACOMP]), 0.0F, CHAN_MAXF)
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
- DST[0] = MAX2((VALUE[RCOMP]), 0.0F); \
- DST[1] = MAX2((VALUE[GCOMP]), 0.0F); \
- DST[2] = MAX2((VALUE[BCOMP]), 0.0F); \
- DST[3] = CHAN_MAXF
-#else
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- DST[0] = VALUE[RCOMP]; \
- DST[1] = VALUE[GCOMP]; \
- DST[2] = VALUE[BCOMP]; \
- DST[3] = VALUE[ACOMP]
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
- DST[0] = VALUE[RCOMP]; \
- DST[1] = VALUE[GCOMP]; \
- DST[2] = VALUE[BCOMP]; \
- DST[3] = CHAN_MAX
-#endif
-#define FETCH_PIXEL(DST, SRC) \
- DST[RCOMP] = SRC[0]; \
- DST[GCOMP] = SRC[1]; \
- DST[BCOMP] = SRC[2]; \
- DST[ACOMP] = SRC[3]
-#include "swrast/s_spantemp.h"
-
-/* BGRA */
-#define NAME(PREFIX) PREFIX##_BGRA
-#define FORMAT GL_RGBA
-#define SPAN_VARS \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define INIT_PIXEL_PTR(P, X, Y) \
- GLchan *P = osmesa->rowaddr[Y] + 4 * (X)
-#define INC_PIXEL_PTR(P) P += 4
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- DST[2] = VALUE[RCOMP]; \
- DST[1] = VALUE[GCOMP]; \
- DST[0] = VALUE[BCOMP]; \
- DST[3] = VALUE[ACOMP]
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
- DST[2] = VALUE[RCOMP]; \
- DST[1] = VALUE[GCOMP]; \
- DST[0] = VALUE[BCOMP]; \
- DST[3] = CHAN_MAX
-#define FETCH_PIXEL(DST, SRC) \
- DST[RCOMP] = SRC[2]; \
- DST[GCOMP] = SRC[1]; \
- DST[BCOMP] = SRC[0]; \
- DST[ACOMP] = SRC[3]
-#include "swrast/s_spantemp.h"
-
-/* ARGB */
-#define NAME(PREFIX) PREFIX##_ARGB
-#define FORMAT GL_RGBA
-#define SPAN_VARS \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define INIT_PIXEL_PTR(P, X, Y) \
- GLchan *P = osmesa->rowaddr[Y] + 4 * (X)
-#define INC_PIXEL_PTR(P) P += 4
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- DST[1] = VALUE[RCOMP]; \
- DST[2] = VALUE[GCOMP]; \
- DST[3] = VALUE[BCOMP]; \
- DST[0] = VALUE[ACOMP]
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
- DST[1] = VALUE[RCOMP]; \
- DST[2] = VALUE[GCOMP]; \
- DST[3] = VALUE[BCOMP]; \
- DST[0] = CHAN_MAX
-#define FETCH_PIXEL(DST, SRC) \
- DST[RCOMP] = SRC[1]; \
- DST[GCOMP] = SRC[2]; \
- DST[BCOMP] = SRC[3]; \
- DST[ACOMP] = SRC[0]
-#include "swrast/s_spantemp.h"
-
-/* RGB */
-#define NAME(PREFIX) PREFIX##_RGB
-#define FORMAT GL_RGBA
-#define SPAN_VARS \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define INIT_PIXEL_PTR(P, X, Y) \
- GLchan *P = osmesa->rowaddr[Y] + 4 * (X)
-#define INC_PIXEL_PTR(P) P += 3
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- DST[0] = VALUE[RCOMP]; \
- DST[1] = VALUE[GCOMP]; \
- DST[2] = VALUE[BCOMP]
-#define FETCH_PIXEL(DST, SRC) \
- DST[RCOMP] = SRC[0]; \
- DST[GCOMP] = SRC[1]; \
- DST[BCOMP] = SRC[2]; \
- DST[ACOMP] = CHAN_MAX
-#include "swrast/s_spantemp.h"
-
-/* BGR */
-#define NAME(PREFIX) PREFIX##_BGR
-#define FORMAT GL_RGBA
-#define SPAN_VARS \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define INIT_PIXEL_PTR(P, X, Y) \
- GLchan *P = osmesa->rowaddr[Y] + 4 * (X)
-#define INC_PIXEL_PTR(P) P += 3
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- DST[2] = VALUE[RCOMP]; \
- DST[1] = VALUE[GCOMP]; \
- DST[0] = VALUE[BCOMP]
-#define FETCH_PIXEL(DST, SRC) \
- DST[RCOMP] = SRC[2]; \
- DST[GCOMP] = SRC[1]; \
- DST[BCOMP] = SRC[0]; \
- DST[ACOMP] = CHAN_MAX
-#include "swrast/s_spantemp.h"
-
-/* 16-bit BGR */
-#if CHAN_TYPE == GL_UNSIGNED_BYTE
-#define NAME(PREFIX) PREFIX##_RGB_565
-#define FORMAT GL_RGBA
-#define SPAN_VARS \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define INIT_PIXEL_PTR(P, X, Y) \
- GLushort *P = (GLushort *) osmesa->rowaddr[Y] + (X)
-#define INC_PIXEL_PTR(P) P += 1
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- *DST = ( (((VALUE[RCOMP]) & 0xf8) << 8) | (((VALUE[GCOMP]) & 0xfc) << 3) | ((VALUE[BCOMP]) >> 3) )
-#define FETCH_PIXEL(DST, SRC) \
- DST[RCOMP] = ( (((*SRC) >> 8) & 0xf8) | (((*SRC) >> 11) & 0x7) ); \
- DST[GCOMP] = ( (((*SRC) >> 3) & 0xfc) | (((*SRC) >> 5) & 0x3) ); \
- DST[BCOMP] = ( (((*SRC) << 3) & 0xf8) | (((*SRC) ) & 0x7) ); \
- DST[ACOMP] = CHAN_MAX
-#include "swrast/s_spantemp.h"
-#endif /* CHAN_TYPE == GL_UNSIGNED_BYTE */
-
-/* color index */
-#define NAME(PREFIX) PREFIX##_CI
-#define FORMAT GL_COLOR_INDEX8_EXT
-#define SPAN_VARS \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define INIT_PIXEL_PTR(P, X, Y) \
- GLubyte *P = osmesa->rowaddr[Y] + (X)
-#define INC_PIXEL_PTR(P) P += 1
-#define STORE_PIXEL(DST, X, Y, VALUE) \
- *DST = VALUE[0]
-#define FETCH_PIXEL(DST, SRC) \
- DST = SRC[0]
-#include "swrast/s_spantemp.h"
-
-
-
-
-/**********************************************************************/
-/***** Optimized line rendering *****/
-/**********************************************************************/
-
-
-#if CHAN_TYPE == GL_FLOAT
-#define PACK_RGBA(DST, R, G, B, A) \
-do { \
- (DST)[0] = MAX2( R, 0.0F ); \
- (DST)[1] = MAX2( G, 0.0F ); \
- (DST)[2] = MAX2( B, 0.0F ); \
- (DST)[3] = CLAMP(A, 0.0F, CHAN_MAXF);\
-} while (0)
-#else
-#define PACK_RGBA(DST, R, G, B, A) \
-do { \
- (DST)[osmesa->rInd] = R; \
- (DST)[osmesa->gInd] = G; \
- (DST)[osmesa->bInd] = B; \
- (DST)[osmesa->aInd] = A; \
-} while (0)
-#endif
-
-#define PACK_RGB(DST, R, G, B) \
-do { \
- (DST)[0] = R; \
- (DST)[1] = G; \
- (DST)[2] = B; \
-} while (0)
-
-#define PACK_BGR(DST, R, G, B) \
-do { \
- (DST)[0] = B; \
- (DST)[1] = G; \
- (DST)[2] = R; \
-} while (0)
-
-#define PACK_RGB_565(DST, R, G, B) \
-do { \
- (DST) = (((int) (R) << 8) & 0xf800) | (((int) (G) << 3) & 0x7e0) | ((int) (B) >> 3);\
-} while (0)
-
-#define UNPACK_RED(P) ( (P)[osmesa->rInd] )
-#define UNPACK_GREEN(P) ( (P)[osmesa->gInd] )
-#define UNPACK_BLUE(P) ( (P)[osmesa->bInd] )
-#define UNPACK_ALPHA(P) ( (P)[osmesa->aInd] )
-
-#define PIXELADDR1(X,Y) (osmesa->rowaddr[Y] + (X))
-#define PIXELADDR2(X,Y) (osmesa->rowaddr[Y] + 2 * (X))
-#define PIXELADDR3(X,Y) (osmesa->rowaddr[Y] + 3 * (X))
-#define PIXELADDR4(X,Y) (osmesa->rowaddr[Y] + 4 * (X))
-
-
-/*
- * Draw a flat-shaded, RGB line into an osmesa buffer.
- */
-#define NAME flat_rgba_line
-#define CLIP_HACK 1
-#define SETUP_CODE \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx); \
- const GLchan *color = vert1->color;
-
-#define PLOT(X, Y) \
-do { \
- GLchan *p = PIXELADDR4(X, Y); \
- PACK_RGBA(p, color[0], color[1], color[2], color[3]); \
-} while (0)
-
-#ifdef WIN32
-#include "..\swrast\s_linetemp.h"
-#else
-#include "swrast/s_linetemp.h"
-#endif
-
-
-
-/*
- * Draw a flat-shaded, Z-less, RGB line into an osmesa buffer.
- */
-#define NAME flat_rgba_z_line
-#define CLIP_HACK 1
-#define INTERP_Z 1
-#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE
-#define SETUP_CODE \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx); \
- const GLchan *color = vert1->color;
-
-#define PLOT(X, Y) \
-do { \
- if (Z < *zPtr) { \
- GLchan *p = PIXELADDR4(X, Y); \
- PACK_RGBA(p, color[RCOMP], color[GCOMP], \
- color[BCOMP], color[ACOMP]); \
- *zPtr = Z; \
- } \
-} while (0)
-
-#ifdef WIN32
-#include "..\swrast\s_linetemp.h"
-#else
-#include "swrast/s_linetemp.h"
-#endif
-
-
-
-/*
- * Analyze context state to see if we can provide a fast line drawing
- * function, like those in lines.c. Otherwise, return NULL.
- */
-static swrast_line_func
-osmesa_choose_line_function( GLcontext *ctx )
-{
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
- const SWcontext *swrast = SWRAST_CONTEXT(ctx);
-
- if (CHAN_BITS != 8) return NULL;
- if (ctx->RenderMode != GL_RENDER) return NULL;
- if (ctx->Line.SmoothFlag) return NULL;
- if (ctx->Texture._EnabledUnits) return NULL;
- if (ctx->Light.ShadeModel != GL_FLAT) return NULL;
- if (ctx->Line.Width != 1.0F) return NULL;
- if (ctx->Line.StippleFlag) return NULL;
- if (ctx->Line.SmoothFlag) return NULL;
- if (osmesa->format != OSMESA_RGBA &&
- osmesa->format != OSMESA_BGRA &&
- osmesa->format != OSMESA_ARGB) return NULL;
-
- if (swrast->_RasterMask==DEPTH_BIT
- && ctx->Depth.Func==GL_LESS
- && ctx->Depth.Mask==GL_TRUE
- && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS) {
- return (swrast_line_func) flat_rgba_z_line;
- }
-
- if (swrast->_RasterMask == 0) {
- return (swrast_line_func) flat_rgba_line;
- }
-
- return (swrast_line_func) NULL;
-}
-
-
-/**********************************************************************/
-/***** Optimized triangle rendering *****/
-/**********************************************************************/
-
-
-/*
- * Smooth-shaded, z-less triangle, RGBA color.
- */
-#define NAME smooth_rgba_z_triangle
-#define INTERP_Z 1
-#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE
-#define INTERP_RGB 1
-#define INTERP_ALPHA 1
-#define SETUP_CODE \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-#define RENDER_SPAN( span ) \
- GLuint i; \
- GLchan *img = PIXELADDR4(span.x, span.y); \
- for (i = 0; i < span.end; i++, img += 4) { \
- const GLdepth z = FixedToDepth(span.z); \
- if (z < zRow[i]) { \
- PACK_RGBA(img, FixedToChan(span.red), \
- FixedToChan(span.green), FixedToChan(span.blue), \
- FixedToChan(span.alpha)); \
- zRow[i] = z; \
- } \
- span.red += span.redStep; \
- span.green += span.greenStep; \
- span.blue += span.blueStep; \
- span.alpha += span.alphaStep; \
- span.z += span.zStep; \
- }
-#ifdef WIN32
-#include "..\swrast\s_tritemp.h"
-#else
-#include "swrast/s_tritemp.h"
-#endif
-
-
-
-/*
- * Flat-shaded, z-less triangle, RGBA color.
- */
-#define NAME flat_rgba_z_triangle
-#define INTERP_Z 1
-#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE
-#define SETUP_CODE \
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx); \
- GLuint pixel; \
- PACK_RGBA((GLchan *) &pixel, v2->color[0], v2->color[1], \
- v2->color[2], v2->color[3]);
-
-#define RENDER_SPAN( span ) \
- GLuint i; \
- GLuint *img = (GLuint *) PIXELADDR4(span.x, span.y); \
- for (i = 0; i < span.end; i++) { \
- const GLdepth z = FixedToDepth(span.z); \
- if (z < zRow[i]) { \
- img[i] = pixel; \
- zRow[i] = z; \
- } \
- span.z += span.zStep; \
- }
-#ifdef WIN32
-#include "..\swrast\s_tritemp.h"
-#else
-#include "swrast/s_tritemp.h"
-#endif
-
-
-
-/*
- * Return pointer to an accelerated triangle function if possible.
- */
-static swrast_tri_func
-osmesa_choose_triangle_function( GLcontext *ctx )
-{
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
- const SWcontext *swrast = SWRAST_CONTEXT(ctx);
-
- if (CHAN_BITS != 8) return (swrast_tri_func) NULL;
- if (ctx->RenderMode != GL_RENDER) return (swrast_tri_func) NULL;
- if (ctx->Polygon.SmoothFlag) return (swrast_tri_func) NULL;
- if (ctx->Polygon.StippleFlag) return (swrast_tri_func) NULL;
- if (ctx->Texture._EnabledUnits) return (swrast_tri_func) NULL;
- if (osmesa->format != OSMESA_RGBA &&
- osmesa->format != OSMESA_BGRA &&
- osmesa->format != OSMESA_ARGB) return (swrast_tri_func) NULL;
- if (ctx->Polygon.CullFlag &&
- ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK)
- return (swrast_tri_func) NULL;
-
- if (swrast->_RasterMask == DEPTH_BIT &&
- ctx->Depth.Func == GL_LESS &&
- ctx->Depth.Mask == GL_TRUE &&
- ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS) {
- if (ctx->Light.ShadeModel == GL_SMOOTH) {
- return (swrast_tri_func) smooth_rgba_z_triangle;
- }
- else {
- return (swrast_tri_func) flat_rgba_z_triangle;
- }
- }
- return (swrast_tri_func) NULL;
-}
-
-
-
-/* Override for the swrast triangle-selection function. Try to use one
- * of our internal triangle functions, otherwise fall back to the
- * standard swrast functions.
- */
-static void
-osmesa_choose_triangle( GLcontext *ctx )
-{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
-
- swrast->Triangle = osmesa_choose_triangle_function( ctx );
- if (!swrast->Triangle)
- _swrast_choose_triangle( ctx );
-}
-
-static void
-osmesa_choose_line( GLcontext *ctx )
-{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
-
- swrast->Line = osmesa_choose_line_function( ctx );
- if (!swrast->Line)
- _swrast_choose_line( ctx );
-}
-
-
-#define OSMESA_NEW_LINE (_NEW_LINE | \
- _NEW_TEXTURE | \
- _NEW_LIGHT | \
- _NEW_DEPTH | \
- _NEW_RENDERMODE | \
- _SWRAST_NEW_RASTERMASK)
-
-#define OSMESA_NEW_TRIANGLE (_NEW_POLYGON | \
- _NEW_TEXTURE | \
- _NEW_LIGHT | \
- _NEW_DEPTH | \
- _NEW_RENDERMODE | \
- _SWRAST_NEW_RASTERMASK)
-
-
-/**
- * Don't use _mesa_delete_renderbuffer since we can't free rb->Data.
- */
-static void
-osmesa_delete_renderbuffer(struct gl_renderbuffer *rb)
-{
- _mesa_free(rb);
-}
-
-
-/**
- * Allocate renderbuffer storage. We don't actually allocate any storage
- * since we're using a user-provided buffer.
- * Just set up all the gl_renderbuffer methods.
- */
-static GLboolean
-osmesa_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
- GLenum internalFormat, GLuint width, GLuint height)
-{
- const OSMesaContext osmesa = OSMESA_CONTEXT(ctx);
-
- if (osmesa->format == OSMESA_RGBA) {
- rb->GetRow = get_row_RGBA;
- rb->GetValues = get_values_RGBA;
- rb->PutRow = put_row_RGBA;
- rb->PutRowRGB = put_row_rgb_RGBA;
- rb->PutMonoRow = put_mono_row_RGBA;
- rb->PutValues = put_values_RGBA;
- rb->PutMonoValues = put_mono_values_RGBA;
- }
- else if (osmesa->format == OSMESA_BGRA) {
- rb->GetRow = get_row_BGRA;
- rb->GetValues = get_values_BGRA;
- rb->PutRow = put_row_BGRA;
- rb->PutRowRGB = put_row_rgb_BGRA;
- rb->PutMonoRow = put_mono_row_BGRA;
- rb->PutValues = put_values_BGRA;
- rb->PutMonoValues = put_mono_values_BGRA;
- }
- else if (osmesa->format == OSMESA_ARGB) {
- rb->GetRow = get_row_ARGB;
- rb->GetValues = get_values_ARGB;
- rb->PutRow = put_row_ARGB;
- rb->PutRowRGB = put_row_rgb_ARGB;
- rb->PutMonoRow = put_mono_row_ARGB;
- rb->PutValues = put_values_ARGB;
- rb->PutMonoValues = put_mono_values_ARGB;
- }
- else if (osmesa->format == OSMESA_RGB) {
- rb->GetRow = get_row_RGB;
- rb->GetValues = get_values_RGB;
- rb->PutRow = put_row_RGB;
- rb->PutRowRGB = put_row_rgb_RGB;
- rb->PutMonoRow = put_mono_row_RGB;
- rb->PutValues = put_values_RGB;
- rb->PutMonoValues = put_mono_values_RGB;
- }
- else if (osmesa->format == OSMESA_BGR) {
- rb->GetRow = get_row_BGR;
- rb->GetValues = get_values_BGR;
- rb->PutRow = put_row_BGR;
- rb->PutRowRGB = put_row_rgb_BGR;
- rb->PutMonoRow = put_mono_row_BGR;
- rb->PutValues = put_values_BGR;
- rb->PutMonoValues = put_mono_values_BGR;
- }
-#if CHAN_TYPE == GL_UNSIGNED_BYTE
- else if (osmesa->format == OSMESA_RGB_565) {
- rb->GetRow = get_row_RGB_565;
- rb->GetValues = get_values_RGB_565;
- rb->PutRow = put_row_RGB_565;
- rb->PutRow = put_row_rgb_RGB_565;
- rb->PutMonoRow = put_mono_row_RGB_565;
- rb->PutValues = put_values_RGB_565;
- rb->PutMonoValues = put_mono_values_RGB_565;
- }
-#endif
- else if (osmesa->format == OSMESA_COLOR_INDEX) {
- rb->GetRow = get_row_CI;
- rb->GetValues = get_values_CI;
- rb->PutRow = put_row_CI;
- rb->PutMonoRow = put_mono_row_CI;
- rb->PutValues = put_values_CI;
- rb->PutMonoValues = put_mono_values_CI;
- }
- else {
- _mesa_problem(ctx, "bad pixel format in osmesa renderbuffer_storage");
- }
-
- return GL_TRUE;
-}
-
-
-/**
- * Allocate a new renderbuffer tpo describe the user-provided color buffer.
- */
-static struct gl_renderbuffer *
-new_osmesa_renderbuffer(GLenum format)
-{
- struct gl_renderbuffer *rb = CALLOC_STRUCT(gl_renderbuffer);
- if (rb) {
- const GLuint name = 0;
- _mesa_init_renderbuffer(rb, name);
-
- rb->Delete = osmesa_delete_renderbuffer;
- rb->AllocStorage = osmesa_renderbuffer_storage;
-
- if (format == OSMESA_COLOR_INDEX) {
- rb->_BaseFormat = GL_COLOR_INDEX;
- rb->InternalFormat = GL_COLOR_INDEX;
- rb->DataType = GL_UNSIGNED_BYTE;
- }
- else {
- rb->_BaseFormat = GL_RGBA;
- rb->InternalFormat = GL_RGBA;
- rb->DataType = CHAN_TYPE;
- }
- }
- return rb;
-}
-
-
-
-/**********************************************************************/
-/***** Public Functions *****/
-/**********************************************************************/
-
-
-/*
- * Create an Off-Screen Mesa rendering context. The only attribute needed is
- * an RGBA vs Color-Index mode flag.
- *
- * Input: format - either GL_RGBA or GL_COLOR_INDEX
- * sharelist - specifies another OSMesaContext with which to share
- * display lists. NULL indicates no sharing.
- * Return: an OSMesaContext or 0 if error
- */
-GLAPI OSMesaContext GLAPIENTRY
-OSMesaCreateContext( GLenum format, OSMesaContext sharelist )
-{
- const GLint accumBits = (format == OSMESA_COLOR_INDEX) ? 0 : 16;
- return OSMesaCreateContextExt(format, DEFAULT_SOFTWARE_DEPTH_BITS,
- 8, accumBits, sharelist);
-}
-
-
-
-/*
- * New in Mesa 3.5
- *
- * Create context and specify size of ancillary buffers.
- */
-GLAPI OSMesaContext GLAPIENTRY
-OSMesaCreateContextExt( GLenum format, GLint depthBits, GLint stencilBits,
- GLint accumBits, OSMesaContext sharelist )
-{
- OSMesaContext osmesa;
- struct dd_function_table functions;
- GLint rshift, gshift, bshift, ashift;
- GLint rind, gind, bind, aind;
- GLint indexBits = 0, redBits = 0, greenBits = 0, blueBits = 0, alphaBits =0;
- GLboolean rgbmode;
- const GLuint i4 = 1;
- const GLubyte *i1 = (GLubyte *) &i4;
- const GLint little_endian = *i1;
-
- rind = gind = bind = aind = 0;
- if (format==OSMESA_COLOR_INDEX) {
- indexBits = 8;
- rshift = gshift = bshift = ashift = 0;
- rgbmode = GL_FALSE;
- }
- else if (format==OSMESA_RGBA) {
- indexBits = 0;
- redBits = CHAN_BITS;
- greenBits = CHAN_BITS;
- blueBits = CHAN_BITS;
- alphaBits = CHAN_BITS;
- rind = 0;
- gind = 1;
- bind = 2;
- aind = 3;
- if (little_endian) {
- rshift = 0;
- gshift = 8;
- bshift = 16;
- ashift = 24;
- }
- else {
- rshift = 24;
- gshift = 16;
- bshift = 8;
- ashift = 0;
- }
- rgbmode = GL_TRUE;
- }
- else if (format==OSMESA_BGRA) {
- indexBits = 0;
- redBits = CHAN_BITS;
- greenBits = CHAN_BITS;
- blueBits = CHAN_BITS;
- alphaBits = CHAN_BITS;
- bind = 0;
- gind = 1;
- rind = 2;
- aind = 3;
- if (little_endian) {
- bshift = 0;
- gshift = 8;
- rshift = 16;
- ashift = 24;
- }
- else {
- bshift = 24;
- gshift = 16;
- rshift = 8;
- ashift = 0;
- }
- rgbmode = GL_TRUE;
- }
- else if (format==OSMESA_ARGB) {
- indexBits = 0;
- redBits = CHAN_BITS;
- greenBits = CHAN_BITS;
- blueBits = CHAN_BITS;
- alphaBits = CHAN_BITS;
- aind = 0;
- rind = 1;
- gind = 2;
- bind = 3;
- if (little_endian) {
- ashift = 0;
- rshift = 8;
- gshift = 16;
- bshift = 24;
- }
- else {
- ashift = 24;
- rshift = 16;
- gshift = 8;
- bshift = 0;
- }
- rgbmode = GL_TRUE;
- }
- else if (format==OSMESA_RGB) {
- indexBits = 0;
- redBits = CHAN_BITS;
- greenBits = CHAN_BITS;
- blueBits = CHAN_BITS;
- alphaBits = 0;
- bshift = 0;
- gshift = 8;
- rshift = 16;
- ashift = 24;
- rind = 0;
- gind = 1;
- bind = 2;
- rgbmode = GL_TRUE;
- }
- else if (format==OSMESA_BGR) {
- indexBits = 0;
- redBits = CHAN_BITS;
- greenBits = CHAN_BITS;
- blueBits = CHAN_BITS;
- alphaBits = 0;
- bshift = 0;
- gshift = 8;
- rshift = 16;
- ashift = 24;
- rind = 2;
- gind = 1;
- bind = 0;
- rgbmode = GL_TRUE;
- }
-#if CHAN_TYPE == GL_UNSIGNED_BYTE
- else if (format==OSMESA_RGB_565) {
- indexBits = 0;
- redBits = 5;
- greenBits = 6;
- blueBits = 5;
- alphaBits = 0;
- rshift = 11;
- gshift = 5;
- bshift = 0;
- ashift = 0;
- rind = 0; /* not used */
- gind = 0;
- bind = 0;
- rgbmode = GL_TRUE;
- }
-#endif
- else {
- return NULL;
- }
-
- osmesa = (OSMesaContext) CALLOC_STRUCT(osmesa_context);
- if (osmesa) {
- osmesa->gl_visual = _mesa_create_visual( rgbmode,
- GL_FALSE, /* double buffer */
- GL_FALSE, /* stereo */
- redBits,
- greenBits,
- blueBits,
- alphaBits,
- indexBits,
- depthBits,
- stencilBits,
- accumBits,
- accumBits,
- accumBits,
- alphaBits ? accumBits : 0,
- 1 /* num samples */
- );
- if (!osmesa->gl_visual) {
- FREE(osmesa);
- return NULL;
- }
-
- /* Initialize device driver function table */
- _mesa_init_driver_functions(&functions);
- /* override with our functions */
- functions.GetString = get_string;
- functions.UpdateState = osmesa_update_state;
- functions.GetBufferSize = get_buffer_size;
-
- if (!_mesa_initialize_context(&osmesa->mesa,
- osmesa->gl_visual,
- sharelist ? &sharelist->mesa
- : (GLcontext *) NULL,
- &functions, (void *) osmesa)) {
- _mesa_destroy_visual( osmesa->gl_visual );
- FREE(osmesa);
- return NULL;
- }
-
- _mesa_enable_sw_extensions(&(osmesa->mesa));
- _mesa_enable_1_3_extensions(&(osmesa->mesa));
- _mesa_enable_1_4_extensions(&(osmesa->mesa));
- _mesa_enable_1_5_extensions(&(osmesa->mesa));
-
- osmesa->gl_buffer = _mesa_create_framebuffer(osmesa->gl_visual);
- if (!osmesa->gl_buffer) {
- _mesa_destroy_visual( osmesa->gl_visual );
- _mesa_free_context_data( &osmesa->mesa );
- FREE(osmesa);
- return NULL;
- }
-
- /* create front color buffer in user-provided memory (no back buffer) */
- _mesa_add_renderbuffer(osmesa->gl_buffer, BUFFER_FRONT_LEFT,
- new_osmesa_renderbuffer(format));
- _mesa_add_soft_renderbuffers(osmesa->gl_buffer,
- GL_FALSE, /* color */
- osmesa->gl_visual->haveDepthBuffer,
- osmesa->gl_visual->haveStencilBuffer,
- osmesa->gl_visual->haveAccumBuffer,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */ );
-
- osmesa->format = format;
- osmesa->buffer = NULL;
- osmesa->width = 0;
- osmesa->height = 0;
- osmesa->userRowLength = 0;
- osmesa->rowlength = 0;
- osmesa->yup = GL_TRUE;
- osmesa->rshift = rshift;
- osmesa->gshift = gshift;
- osmesa->bshift = bshift;
- osmesa->ashift = ashift;
- osmesa->rInd = rind;
- osmesa->gInd = gind;
- osmesa->bInd = bind;
- osmesa->aInd = aind;
-
- /* Initialize the software rasterizer and helper modules. */
- {
- GLcontext *ctx = &osmesa->mesa;
- SWcontext *swrast;
- struct swrast_device_driver *swdd;
- TNLcontext *tnl;
-
- if (!_swrast_CreateContext( ctx ) ||
- !_ac_CreateContext( ctx ) ||
- !_tnl_CreateContext( ctx ) ||
- !_swsetup_CreateContext( ctx )) {
- _mesa_destroy_visual(osmesa->gl_visual);
- _mesa_free_context_data(ctx);
- _mesa_free(osmesa);
- return NULL;
- }
-
- _swsetup_Wakeup( ctx );
-
- /* use default TCL pipeline */
- tnl = TNL_CONTEXT(ctx);
- tnl->Driver.RunPipeline = _tnl_run_pipeline;
-
- swdd = _swrast_GetDeviceDriverReference( ctx );
- swdd->SetBuffer = set_buffer;
-
- /* Extend the software rasterizer with our optimized line and triangle
- * drawing functions.
- */
- swrast = SWRAST_CONTEXT( ctx );
- swrast->choose_line = osmesa_choose_line;
- swrast->choose_triangle = osmesa_choose_triangle;
- swrast->invalidate_line |= OSMESA_NEW_LINE;
- swrast->invalidate_triangle |= OSMESA_NEW_TRIANGLE;
- }
- }
- return osmesa;
-}
-
-
-/*
- * Destroy an Off-Screen Mesa rendering context.
- *
- * Input: ctx - the context to destroy
- */
-GLAPI void GLAPIENTRY
-OSMesaDestroyContext( OSMesaContext ctx )
-{
- if (ctx) {
- _swsetup_DestroyContext( &ctx->mesa );
- _tnl_DestroyContext( &ctx->mesa );
- _ac_DestroyContext( &ctx->mesa );
- _swrast_DestroyContext( &ctx->mesa );
-
- _mesa_destroy_visual( ctx->gl_visual );
- _mesa_destroy_framebuffer( ctx->gl_buffer );
- _mesa_free_context_data( &ctx->mesa );
- FREE( ctx );
- }
-}
-
-
-/*
- * Recompute the values of the context's rowaddr array.
- */
-static void
-compute_row_addresses( OSMesaContext ctx )
-{
- GLint bytesPerPixel, bytesPerRow, i;
- GLubyte *origin = (GLubyte *) ctx->buffer;
-
- if (ctx->format == OSMESA_COLOR_INDEX) {
- /* CI mode */
- bytesPerPixel = 1 * sizeof(GLchan);
- }
- else if ((ctx->format == OSMESA_RGB) || (ctx->format == OSMESA_BGR)) {
- /* RGB mode */
- bytesPerPixel = 3 * sizeof(GLchan);
- }
- else if (ctx->format == OSMESA_RGB_565) {
- /* 5/6/5 RGB pixel in 16 bits */
- bytesPerPixel = 2;
- }
- else {
- /* RGBA mode */
- bytesPerPixel = 4 * sizeof(GLchan);
- }
-
- bytesPerRow = ctx->rowlength * bytesPerPixel;
-
- if (ctx->yup) {
- /* Y=0 is bottom line of window */
- for (i = 0; i < MAX_HEIGHT; i++) {
- ctx->rowaddr[i] = (GLchan *) ((GLubyte *) origin + i * bytesPerRow);
- }
- }
- else {
- /* Y=0 is top line of window */
- for (i = 0; i < MAX_HEIGHT; i++) {
- GLint j = ctx->height - i - 1;
- ctx->rowaddr[i] = (GLchan *) ((GLubyte *) origin + j * bytesPerRow);
- }
- }
-}
-
-
-/*
- * Bind an OSMesaContext to an image buffer. The image buffer is just a
- * block of memory which the client provides. Its size must be at least
- * as large as width*height*sizeof(type). Its address should be a multiple
- * of 4 if using RGBA mode.
- *
- * Image data is stored in the order of glDrawPixels: row-major order
- * with the lower-left image pixel stored in the first array position
- * (ie. bottom-to-top).
- *
- * If the context's viewport hasn't been initialized yet, it will now be
- * initialized to (0,0,width,height).
- *
- * Input: ctx - the rendering context
- * buffer - the image buffer memory
- * type - data type for pixel components
- * Normally, only GL_UNSIGNED_BYTE and GL_UNSIGNED_SHORT_5_6_5
- * are supported. But if Mesa's been compiled with CHAN_BITS==16
- * then type must be GL_UNSIGNED_SHORT. And if Mesa's been build
- * with CHAN_BITS==32 then type must be GL_FLOAT.
- * width, height - size of image buffer in pixels, at least 1
- * Return: GL_TRUE if success, GL_FALSE if error because of invalid ctx,
- * invalid buffer address, invalid type, width<1, height<1,
- * width>internal limit or height>internal limit.
- */
-GLAPI GLboolean GLAPIENTRY
-OSMesaMakeCurrent( OSMesaContext ctx, void *buffer, GLenum type,
- GLsizei width, GLsizei height )
-{
- if (!ctx || !buffer ||
- width < 1 || height < 1 ||
- width > MAX_WIDTH || height > MAX_HEIGHT) {
- return GL_FALSE;
- }
-
- if (ctx->format == OSMESA_RGB_565) {
- if (type != GL_UNSIGNED_SHORT_5_6_5)
- return GL_FALSE;
- }
- else if (type != CHAN_TYPE) {
- return GL_FALSE;
- }
-
- /* Need to set these before calling _mesa_make_current() since the first
- * time the context is bound, _mesa_make_current() will call our
- * get_buffer_size() function to initialize the viewport. These are the
- * values returned by get_buffer_size():
- */
- ctx->buffer = buffer;
- ctx->width = width;
- ctx->height = height;
-
- osmesa_update_state( &ctx->mesa, 0 );
- _mesa_make_current( &ctx->mesa, ctx->gl_buffer, ctx->gl_buffer );
-
- if (ctx->userRowLength)
- ctx->rowlength = ctx->userRowLength;
- else
- ctx->rowlength = width;
-
- compute_row_addresses( ctx );
-
- /* this will make ensure we recognize the new buffer size */
- _mesa_resize_framebuffer(&ctx->mesa, ctx->gl_buffer, width, height);
-
- /* Added by Gerk Huisma: */
- _tnl_MakeCurrent( &ctx->mesa, ctx->mesa.DrawBuffer,
- ctx->mesa.ReadBuffer );
-
- return GL_TRUE;
-}
-
-
-
-GLAPI OSMesaContext GLAPIENTRY
-OSMesaGetCurrentContext( void )
-{
- GLcontext *ctx = _mesa_get_current_context();
- if (ctx)
- return (OSMesaContext) ctx;
- else
- return NULL;
-}
-
-
-
-GLAPI void GLAPIENTRY
-OSMesaPixelStore( GLint pname, GLint value )
-{
- OSMesaContext osmesa = OSMesaGetCurrentContext();
-
- switch (pname) {
- case OSMESA_ROW_LENGTH:
- if (value<0) {
- _mesa_error( &osmesa->mesa, GL_INVALID_VALUE,
- "OSMesaPixelStore(value)" );
- return;
- }
- osmesa->userRowLength = value;
- osmesa->rowlength = value ? value : osmesa->width;
- break;
- case OSMESA_Y_UP:
- osmesa->yup = value ? GL_TRUE : GL_FALSE;
- break;
- default:
- _mesa_error( &osmesa->mesa, GL_INVALID_ENUM, "OSMesaPixelStore(pname)" );
- return;
- }
-
- compute_row_addresses( osmesa );
-}
-
-
-GLAPI void GLAPIENTRY
-OSMesaGetIntegerv( GLint pname, GLint *value )
-{
- OSMesaContext osmesa = OSMesaGetCurrentContext();
-
- switch (pname) {
- case OSMESA_WIDTH:
- *value = osmesa->width;
- return;
- case OSMESA_HEIGHT:
- *value = osmesa->height;
- return;
- case OSMESA_FORMAT:
- *value = osmesa->format;
- return;
- case OSMESA_TYPE:
- *value = CHAN_TYPE;
- return;
- case OSMESA_ROW_LENGTH:
- *value = osmesa->userRowLength;
- return;
- case OSMESA_Y_UP:
- *value = osmesa->yup;
- return;
- case OSMESA_MAX_WIDTH:
- *value = MAX_WIDTH;
- return;
- case OSMESA_MAX_HEIGHT:
- *value = MAX_HEIGHT;
- return;
- default:
- _mesa_error(&osmesa->mesa, GL_INVALID_ENUM, "OSMesaGetIntergerv(pname)");
- return;
- }
-}
-
-/*
- * Return the depth buffer associated with an OSMesa context.
- * Input: c - the OSMesa context
- * Output: width, height - size of buffer in pixels
- * bytesPerValue - bytes per depth value (2 or 4)
- * buffer - pointer to depth buffer values
- * Return: GL_TRUE or GL_FALSE to indicate success or failure.
- */
-GLAPI GLboolean GLAPIENTRY
-OSMesaGetDepthBuffer( OSMesaContext c, GLint *width, GLint *height,
- GLint *bytesPerValue, void **buffer )
-{
- struct gl_renderbuffer *rb = NULL;
-
- if (c->gl_buffer)
- rb = c->gl_buffer->Attachment[BUFFER_DEPTH].Renderbuffer;
-
- if (!rb || !rb->Data) {
- /*if ((!c->gl_buffer) || (!c->gl_buffer->DepthBuffer)) {*/
- *width = 0;
- *height = 0;
- *bytesPerValue = 0;
- *buffer = 0;
- return GL_FALSE;
- }
- else {
- *width = c->gl_buffer->Width;
- *height = c->gl_buffer->Height;
- if (c->gl_visual->depthBits <= 16)
- *bytesPerValue = sizeof(GLushort);
- else
- *bytesPerValue = sizeof(GLuint);
- *buffer = rb->Data;
- return GL_TRUE;
- }
-}
-
-/*
- * Return the color buffer associated with an OSMesa context.
- * Input: c - the OSMesa context
- * Output: width, height - size of buffer in pixels
- * format - the pixel format (OSMESA_FORMAT)
- * buffer - pointer to color buffer values
- * Return: GL_TRUE or GL_FALSE to indicate success or failure.
- */
-GLAPI GLboolean GLAPIENTRY
-OSMesaGetColorBuffer( OSMesaContext c, GLint *width,
- GLint *height, GLint *format, void **buffer )
-{
- if (!c->buffer) {
- *width = 0;
- *height = 0;
- *format = 0;
- *buffer = 0;
- return GL_FALSE;
- }
- else {
- *width = c->width;
- *height = c->height;
- *format = c->format;
- *buffer = c->buffer;
- return GL_TRUE;
- }
-}
-
-
-struct name_function
-{
- const char *Name;
- OSMESAproc Function;
-};
-
-static struct name_function functions[] = {
- { "OSMesaCreateContext", (OSMESAproc) OSMesaCreateContext },
- { "OSMesaCreateContextExt", (OSMESAproc) OSMesaCreateContextExt },
- { "OSMesaDestroyContext", (OSMESAproc) OSMesaDestroyContext },
- { "OSMesaMakeCurrent", (OSMESAproc) OSMesaMakeCurrent },
- { "OSMesaGetCurrentContext", (OSMESAproc) OSMesaGetCurrentContext },
- { "OSMesaPixelsStore", (OSMESAproc) OSMesaPixelStore },
- { "OSMesaGetIntegerv", (OSMESAproc) OSMesaGetIntegerv },
- { "OSMesaGetDepthBuffer", (OSMESAproc) OSMesaGetDepthBuffer },
- { "OSMesaGetColorBuffer", (OSMESAproc) OSMesaGetColorBuffer },
- { "OSMesaGetProcAddress", (OSMESAproc) OSMesaGetProcAddress },
- { NULL, NULL }
-};
-
-
-GLAPI OSMESAproc GLAPIENTRY
-OSMesaGetProcAddress( const char *funcName )
-{
- int i;
- for (i = 0; functions[i].Name; i++) {
- if (_mesa_strcmp(functions[i].Name, funcName) == 0)
- return functions[i].Function;
- }
- return _glapi_get_proc_address(funcName);
-}
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.def b/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.def
deleted file mode 100644
index a92a30f35..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/osmesa/osmesa.def
+++ /dev/null
@@ -1,13 +0,0 @@
-DESCRIPTION 'Mesa OSMesa lib for Win32'
-VERSION 4.1
-
-EXPORTS
- OSMesaCreateContext
- OSMesaCreateContextExt
- OSMesaDestroyContext
- OSMesaMakeCurrent
- OSMesaGetCurrentContext
- OSMesaPixelStore
- OSMesaGetIntegerv
- OSMesaGetDepthBuffer
- OSMesaGetColorBuffer