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path: root/nx-X11/extras/Mesa/src/mesa/drivers/dri/s3v/s3v_texstate.c
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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/s3v/s3v_texstate.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/s3v/s3v_texstate.c300
1 files changed, 0 insertions, 300 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/s3v/s3v_texstate.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/s3v/s3v_texstate.c
deleted file mode 100644
index b136c9d37..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/s3v/s3v_texstate.c
+++ /dev/null
@@ -1,300 +0,0 @@
-/*
- * Author: Max Lingua <sunmax@libero.it>
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-
-#include "glheader.h"
-#include "macros.h"
-#include "mtypes.h"
-#include "simple_list.h"
-#include "enums.h"
-
-#include "mm.h"
-#include "s3v_context.h"
-#include "s3v_tex.h"
-
-
-static void s3vSetTexImages( s3vContextPtr vmesa,
- struct gl_texture_object *tObj )
-{
- GLuint height, width, pitch, i, /*textureFormat,*/ log_pitch;
- s3vTextureObjectPtr t = (s3vTextureObjectPtr) tObj->DriverData;
- const struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel];
- GLint firstLevel, lastLevel, numLevels;
- GLint log2Width, log2Height;
-#if TEX_DEBUG_ON
- static unsigned int times=0;
- DEBUG_TEX(("*** s3vSetTexImages: #%i ***\n", ++times));
-#endif
-
- t->texelBytes = 2; /* FIXME: always 2 ? */
-
- /* Compute which mipmap levels we really want to send to the hardware.
- * This depends on the base image size, GL_TEXTURE_MIN_LOD,
- * GL_TEXTURE_MAX_LOD, GL_TEXTURE_BASE_LEVEL, and GL_TEXTURE_MAX_LEVEL.
- * Yes, this looks overly complicated, but it's all needed.
- */
- if (tObj->MinFilter == GL_LINEAR || tObj->MinFilter == GL_NEAREST) {
- firstLevel = lastLevel = tObj->BaseLevel;
- }
- else {
- firstLevel = tObj->BaseLevel + (GLint) (tObj->MinLod + 0.5);
- firstLevel = MAX2(firstLevel, tObj->BaseLevel);
- lastLevel = tObj->BaseLevel + (GLint) (tObj->MaxLod + 0.5);
- lastLevel = MAX2(lastLevel, tObj->BaseLevel);
- lastLevel = MIN2(lastLevel, tObj->BaseLevel + baseImage->MaxLog2);
- lastLevel = MIN2(lastLevel, tObj->MaxLevel);
- lastLevel = MAX2(firstLevel, lastLevel); /* need at least one level */
- }
-
- /* save these values */
- t->firstLevel = firstLevel;
- t->lastLevel = lastLevel;
-
- numLevels = lastLevel - firstLevel + 1;
-
- log2Width = tObj->Image[0][firstLevel]->WidthLog2;
- log2Height = tObj->Image[0][firstLevel]->HeightLog2;
-
-
- /* Figure out the amount of memory required to hold all the mipmap
- * levels. Choose the smallest pitch to accomodate the largest
- * mipmap:
- */
- width = tObj->Image[0][firstLevel]->Width * t->texelBytes;
- for (pitch = 32, log_pitch=2 ; pitch < width ; pitch *= 2 )
- log_pitch++;
-
- /* All images must be loaded at this pitch. Count the number of
- * lines required:
- */
- for ( height = i = 0 ; i < numLevels ; i++ ) {
- t->image[i].image = tObj->Image[0][firstLevel + i];
- t->image[i].offset = height * pitch;
- t->image[i].internalFormat = baseImage->Format;
- height += t->image[i].image->Height;
- t->TextureBaseAddr[i] = (t->BufAddr + t->image[i].offset +
- _TEXALIGN) & (GLuint)(~_TEXALIGN);
- }
-
- t->Pitch = pitch;
- t->WidthLog2 = log2Width;
- t->totalSize = height*pitch;
- t->max_level = i-1;
- vmesa->dirty |= S3V_UPLOAD_TEX0 /* | S3V_UPLOAD_TEX1*/;
- vmesa->restore_primitive = -1;
- DEBUG(("<><>pitch = TexStride = %i\n", pitch));
- DEBUG(("log2Width = %i\n", log2Width));
-
- s3vUploadTexImages( vmesa, t );
-}
-
-static void s3vUpdateTexEnv( GLcontext *ctx, GLuint unit )
-{
- s3vContextPtr vmesa = S3V_CONTEXT(ctx);
- const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- const struct gl_texture_object *tObj = texUnit->_Current;
- const GLuint format = tObj->Image[0][tObj->BaseLevel]->Format;
-/*
- s3vTextureObjectPtr t = (s3vTextureObjectPtr)tObj->DriverData;
- GLuint tc;
-*/
- GLuint alpha = 0;
- GLuint cmd = vmesa->CMD;
-#if TEX_DEBUG_ON
- static unsigned int times=0;
- DEBUG_TEX(("*** s3vUpdateTexEnv: %i ***\n", ++times));
-#endif
-
- cmd &= ~TEX_COL_MASK;
- cmd &= ~TEX_BLEND_MAKS;
-/* cmd &= ~ALPHA_BLEND_MASK; */
-
- DEBUG(("format = "));
-
- switch (format) {
- case GL_RGB:
- DEBUG_TEX(("GL_RGB\n"));
- cmd |= TEX_COL_ARGB1555;
- break;
- case GL_LUMINANCE:
- DEBUG_TEX(("GL_LUMINANCE\n"));
- cmd |= TEX_COL_ARGB4444;
- alpha = 1; /* FIXME: check */
- break;
- case GL_ALPHA:
- DEBUG_TEX(("GL_ALPHA\n"));
- cmd |= TEX_COL_ARGB4444;
- alpha = 1;
- break;
- case GL_LUMINANCE_ALPHA:
- DEBUG_TEX(("GL_LUMINANCE_ALPHA\n"));
- cmd |= TEX_COL_ARGB4444;
- alpha = 1;
- break;
- case GL_INTENSITY:
- DEBUG_TEX(("GL_INTENSITY\n"));
- cmd |= TEX_COL_ARGB4444;
- alpha = 1;
- break;
- case GL_RGBA:
- DEBUG_TEX(("GL_RGBA\n"));
- cmd |= TEX_COL_ARGB4444;
- alpha = 1;
- break;
- case GL_COLOR_INDEX:
- DEBUG_TEX(("GL_COLOR_INDEX\n"));
- cmd |= TEX_COL_PAL;
- break;
- }
-
- DEBUG_TEX(("EnvMode = "));
-
- switch (texUnit->EnvMode) {
- case GL_REPLACE:
- DEBUG_TEX(("GL_REPLACE\n"));
- cmd |= TEX_REFLECT; /* FIXME */
- vmesa->_tri[1] = DO_TEX_UNLIT_TRI; /* FIXME: white tri hack */
- vmesa->_alpha_tex = ALPHA_TEX /* * alpha */;
- break;
- case GL_MODULATE:
- DEBUG_TEX(("GL_MODULATE\n"));
- cmd |= TEX_MODULATE;
- vmesa->_tri[1] = DO_TEX_LIT_TRI;
-#if 0
- if (alpha)
- vmesa->_alpha_tex = ALPHA_TEX /* * alpha */;
- else
- vmesa->_alpha_tex = ALPHA_SRC /* * alpha */;
-#else
- vmesa->_alpha_tex = ALPHA_TEX ;
-#endif
- break;
- case GL_ADD:
- DEBUG_TEX(("DEBUG_TEX\n"));
- /* do nothing ???*/
- break;
- case GL_DECAL:
- DEBUG_TEX(("GL_DECAL\n"));
- cmd |= TEX_DECAL;
- vmesa->_tri[1] = DO_TEX_LIT_TRI;
- vmesa->_alpha_tex = ALPHA_OFF;
- break;
- case GL_BLEND:
- DEBUG_TEX(("GL_BLEND\n"));
- cmd |= TEX_DECAL;
- vmesa->_tri[1] = DO_TEX_LIT_TRI;
- vmesa->_alpha_tex = ALPHA_OFF; /* FIXME: sure? */
- break;
- default:
- fprintf(stderr, "unknown tex env mode");
- return;
- }
-
- DEBUG_TEX(("\n\n vmesa->CMD was 0x%x\n", vmesa->CMD));
- DEBUG_TEX(( " vmesa->CMD is 0x%x\n\n", cmd ));
-
- vmesa->_alpha[1] = vmesa->_alpha_tex;
- vmesa->CMD = cmd; /* | MIPMAP_LEVEL(8); */
- vmesa->restore_primitive = -1;
-}
-
-static void s3vUpdateTexUnit( GLcontext *ctx, GLuint unit )
-{
- s3vContextPtr vmesa = S3V_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- GLuint cmd = vmesa->CMD;
-#if TEX_DEBUG_ON
- static unsigned int times=0;
- DEBUG_TEX(("*** s3vUpdateTexUnit: %i ***\n", ++times));
- DEBUG_TEX(("and vmesa->CMD was 0x%x\n", vmesa->CMD));
-#endif
-
- if (texUnit->_ReallyEnabled == TEXTURE_2D_BIT)
- {
- struct gl_texture_object *tObj = texUnit->_Current;
- s3vTextureObjectPtr t = (s3vTextureObjectPtr)tObj->DriverData;
-
- /* Upload teximages (not pipelined)
- */
- if (t->dirty_images) {
-#if _TEXFLUSH
- DMAFLUSH();
-#endif
- s3vSetTexImages( vmesa, tObj );
- if (!t->MemBlock) {
-#if _TEXFALLBACK
- FALLBACK( vmesa, S3V_FALLBACK_TEXTURE, GL_TRUE );
-#endif
- return;
- }
- }
-
- /* Update state if this is a different texture object to last
- * time.
- */
-#if 1
- if (vmesa->CurrentTexObj[unit] != t) {
- vmesa->dirty |= S3V_UPLOAD_TEX0 /* << unit */;
- vmesa->CurrentTexObj[unit] = t;
- s3vUpdateTexLRU( vmesa, t ); /* done too often */
- }
-#endif
-
- /* Update texture environment if texture object image format or
- * texture environment state has changed.
- */
- if (tObj->Image[0][tObj->BaseLevel]->Format !=
- vmesa->TexEnvImageFmt[unit]) {
- vmesa->TexEnvImageFmt[unit] = tObj->Image[0][tObj->BaseLevel]->Format;
- s3vUpdateTexEnv( ctx, unit );
- }
-#if 1
- cmd = vmesa->CMD & ~MIP_MASK;
- vmesa->dirty |= S3V_UPLOAD_TEX0 /* << unit */;
- vmesa->CurrentTexObj[unit] = t;
- vmesa->TexOffset = t->TextureBaseAddr[tObj->BaseLevel];
- vmesa->TexStride = t->Pitch;
- cmd |= MIPMAP_LEVEL(t->WidthLog2);
-
- DEBUG_TEX(("\n\n>> vmesa->CMD was 0x%x\n", vmesa->CMD));
- DEBUG_TEX(( ">> vmesa->CMD is 0x%x\n\n", cmd ));
- DEBUG_TEX(("t->WidthLog2 = %i\n", t->WidthLog2));
- DEBUG_TEX(("MIPMAP_LEVEL(t->WidthLog2) = 0x%x\n", MIPMAP_LEVEL(t->WidthLog2)));
-
- vmesa->CMD = cmd;
- vmesa->restore_primitive = -1;
-#endif
- }
- else if (texUnit->_ReallyEnabled) { /* _ReallyEnabled but != TEXTURE0_2D */
-#if _TEXFALLBACK
- FALLBACK( vmesa, S3V_FALLBACK_TEXTURE, GL_TRUE );
-#endif
- }
- else /*if (vmesa->CurrentTexObj[unit])*/ { /* !_ReallyEnabled */
- vmesa->CurrentTexObj[unit] = 0;
- vmesa->TexEnvImageFmt[unit] = 0;
- vmesa->dirty &= ~(S3V_UPLOAD_TEX0<<unit);
- }
-}
-
-
-void s3vUpdateTextureState( GLcontext *ctx )
-{
- s3vContextPtr vmesa = S3V_CONTEXT(ctx);
- (void) vmesa;
-#if TEX_DEBUG_ON
- static unsigned int times=0;
- DEBUG_TEX(("*** s3vUpdateTextureState: #%i ***\n", ++times));
-#endif
-
-#if _TEXFALLBACK
- FALLBACK( vmesa, S3V_FALLBACK_TEXTURE, GL_FALSE );
-#endif
- s3vUpdateTexUnit( ctx, 0 );
-#if 0
- s3vUpdateTexUnit( ctx, 1 );
-#endif
-}
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