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Diffstat (limited to 'src/mesa/drivers/dri/mach64/mach64_texstate.c')
-rw-r--r--src/mesa/drivers/dri/mach64/mach64_texstate.c522
1 files changed, 0 insertions, 522 deletions
diff --git a/src/mesa/drivers/dri/mach64/mach64_texstate.c b/src/mesa/drivers/dri/mach64/mach64_texstate.c
deleted file mode 100644
index 70365c8461f..00000000000
--- a/src/mesa/drivers/dri/mach64/mach64_texstate.c
+++ /dev/null
@@ -1,522 +0,0 @@
-/* -*- mode: c; c-basic-offset: 3 -*- */
-/*
- * Copyright 2000 Gareth Hughes
- * 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL
- * GARETH HUGHES 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.
- */
-
-/*
- * Authors:
- * Gareth Hughes <gareth@valinux.com>
- * Leif Delgass <ldelgass@retinalburn.net>
- * José Fonseca <j_r_fonseca@yahoo.co.uk>
- */
-
-#include "main/glheader.h"
-#include "main/imports.h"
-#include "main/context.h"
-#include "main/macros.h"
-
-#include "mach64_context.h"
-#include "mach64_ioctl.h"
-#include "mach64_tris.h"
-#include "mach64_tex.h"
-
-static void mach64SetTexImages( mach64ContextPtr mmesa,
- const struct gl_texture_object *tObj )
-{
- mach64TexObjPtr t = (mach64TexObjPtr) tObj->DriverData;
- struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel];
- int totalSize;
-
- assert(t);
- assert(baseImage);
-
- if ( MACH64_DEBUG & DEBUG_VERBOSE_API )
- fprintf( stderr, "%s( %p )\n", __FUNCTION__, tObj );
-
- switch (baseImage->TexFormat) {
- case MESA_FORMAT_ARGB8888:
- t->textureFormat = MACH64_DATATYPE_ARGB8888;
- break;
- case MESA_FORMAT_ARGB4444:
- t->textureFormat = MACH64_DATATYPE_ARGB4444;
- break;
- case MESA_FORMAT_RGB565:
- t->textureFormat = MACH64_DATATYPE_RGB565;
- break;
- case MESA_FORMAT_ARGB1555:
- t->textureFormat = MACH64_DATATYPE_ARGB1555;
- break;
- case MESA_FORMAT_RGB332:
- t->textureFormat = MACH64_DATATYPE_RGB332;
- break;
- case MESA_FORMAT_RGB888:
- t->textureFormat = MACH64_DATATYPE_RGB8;
- break;
- case MESA_FORMAT_CI8:
- t->textureFormat = MACH64_DATATYPE_CI8;
- break;
- case MESA_FORMAT_YCBCR:
- t->textureFormat = MACH64_DATATYPE_YVYU422;
- break;
- case MESA_FORMAT_YCBCR_REV:
- t->textureFormat = MACH64_DATATYPE_VYUY422;
- break;
- default:
- _mesa_problem(mmesa->glCtx, "Bad texture format in %s", __FUNCTION__);
- };
-
- totalSize = ( baseImage->Height *
- baseImage->Width *
- _mesa_get_format_bytes(baseImage->TexFormat) );
-
- totalSize = (totalSize + 31) & ~31;
-
- t->base.totalSize = totalSize;
- t->base.firstLevel = tObj->BaseLevel;
- t->base.lastLevel = tObj->BaseLevel;
-
- /* Set the texture format */
- if ( ( baseImage->_BaseFormat == GL_RGBA ) ||
- ( baseImage->_BaseFormat == GL_ALPHA ) ||
- ( baseImage->_BaseFormat == GL_LUMINANCE_ALPHA ) ) {
- t->hasAlpha = 1;
- } else {
- t->hasAlpha = 0;
- }
-
- t->widthLog2 = baseImage->WidthLog2;
- t->heightLog2 = baseImage->HeightLog2;
- t->maxLog2 = baseImage->MaxLog2;
-}
-
-static void mach64UpdateTextureEnv( struct gl_context *ctx, int unit )
-{
- mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
- GLint source = mmesa->tmu_source[unit];
- const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[source];
- const struct gl_texture_object *tObj = texUnit->_Current;
- const GLenum format = tObj->Image[0][tObj->BaseLevel]->_BaseFormat;
- GLuint s = mmesa->setup.scale_3d_cntl;
-
- if ( MACH64_DEBUG & DEBUG_VERBOSE_API ) {
- fprintf( stderr, "%s( %p, %d )\n",
- __FUNCTION__, ctx, unit );
- }
-
-/* REPLACE MODULATE DECAL GL_BLEND
- *
- * ALPHA C = Cf C = Cf undef C = Cf
- * A = At A = AfAt A = AfAt
- *
- * LUMINANCE C = Ct C = CfCt undef C = Cf(1-Ct)+CcCt
- * A = Af A = Af A = Af
- *
- * LUMINANCE_ALPHA C = Ct C = CfCt undef C = Cf(1-Ct)+CcCt
- * A = At A = AfAt A = AfAt
- *
- * INTENSITY C = Ct C = CfCt undef C = Cf(1-Ct)+CcCt
- * A = At A = AfAt A = Af(1-At)+AcAt
- *
- * RGB C = Ct C = CfCt C = Ct C = Cf(1-Ct)+CcCt
- * A = Af A = Af A = Af A = Af
- *
- * RGBA C = Ct C = CfCt C = Cf(1-At)+CtAt C = Cf(1-Ct)+CcCt
- * A = At A = AfAt A = Af A = AfAt
- */
-
-
- if ( unit == 0 ) {
- s &= ~MACH64_TEX_LIGHT_FCN_MASK;
-
- /* Set the texture environment state
- * Need to verify these are working correctly, but the
- * texenv Mesa demo seems to work.
- */
- switch ( texUnit->EnvMode ) {
- case GL_REPLACE:
- switch ( format ) {
- case GL_ALPHA:
- case GL_LUMINANCE_ALPHA:
- case GL_INTENSITY:
- /* Not compliant - can't get At */
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- default:
- s |= MACH64_TEX_LIGHT_FCN_REPLACE;
- }
- break;
- case GL_MODULATE:
- switch ( format ) {
- case GL_ALPHA:
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- case GL_RGB:
- case GL_LUMINANCE:
- /* These should be compliant */
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- case GL_LUMINANCE_ALPHA:
- case GL_INTENSITY:
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- case GL_RGBA:
- /* Should fallback when blending enabled for complete compliance */
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- default:
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- }
- break;
- case GL_DECAL:
- switch ( format ) {
- case GL_RGBA:
- s |= MACH64_TEX_LIGHT_FCN_ALPHA_DECAL;
- break;
- case GL_RGB:
- s |= MACH64_TEX_LIGHT_FCN_REPLACE;
- break;
- case GL_ALPHA:
- case GL_LUMINANCE_ALPHA:
- /* undefined - disable texturing, pass fragment unmodified */
- /* Also, pass fragment alpha instead of texture alpha */
- s &= ~MACH64_TEX_MAP_AEN;
- s |= MACH64_TEXTURE_DISABLE;
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- case GL_LUMINANCE:
- case GL_INTENSITY:
- /* undefined - disable texturing, pass fragment unmodified */
- s |= MACH64_TEXTURE_DISABLE;
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- default:
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- }
- break;
- case GL_BLEND:
- /* GL_BLEND not supported by RagePRO, use software */
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- case GL_ADD:
- case GL_COMBINE:
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- break;
- default:
- s |= MACH64_TEX_LIGHT_FCN_MODULATE;
- }
-
- if ( mmesa->setup.scale_3d_cntl != s ) {
- mmesa->setup.scale_3d_cntl = s;
- mmesa->dirty |= MACH64_UPLOAD_SCALE_3D_CNTL;
- }
-
- } else {
- /* blend = 0, modulate = 1 - initialize to blend */
- mmesa->setup.tex_cntl &= ~MACH64_COMP_COMBINE_MODULATE;
- /* Set the texture composite function for multitexturing*/
- switch ( texUnit->EnvMode ) {
- case GL_BLEND:
- /* GL_BLEND not supported by RagePRO, use software */
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- mmesa->setup.tex_cntl |= MACH64_COMP_COMBINE_MODULATE;
- break;
- case GL_MODULATE:
- /* Should fallback when blending enabled for complete compliance */
- mmesa->setup.tex_cntl |= MACH64_COMP_COMBINE_MODULATE;
- break;
- case GL_REPLACE:
- switch ( format ) {
- case GL_ALPHA:
- mmesa->setup.tex_cntl |= MACH64_COMP_COMBINE_MODULATE;
- break;
- default: /* not supported by RagePRO */
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- mmesa->setup.tex_cntl |= MACH64_COMP_COMBINE_MODULATE;
- }
- break;
- case GL_DECAL:
- switch ( format ) {
- case GL_ALPHA:
- case GL_LUMINANCE:
- case GL_LUMINANCE_ALPHA:
- case GL_INTENSITY:
- /* undefined, disable compositing and pass fragment unmodified */
- mmesa->setup.tex_cntl &= ~MACH64_TEXTURE_COMPOSITE;
- break;
- default: /* not supported by RagePRO */
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- mmesa->setup.tex_cntl |= MACH64_COMP_COMBINE_MODULATE;
- }
- break;
- case GL_ADD:
- case GL_COMBINE:
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- mmesa->setup.tex_cntl |= MACH64_COMP_COMBINE_MODULATE;
- break;
- default:
- mmesa->setup.tex_cntl |= MACH64_COMP_COMBINE_MODULATE;
- }
- }
-}
-
-
-static void mach64UpdateTextureUnit( struct gl_context *ctx, int unit )
-{
- mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
- int source = mmesa->tmu_source[unit];
- const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[source];
- const struct gl_texture_object *tObj = ctx->Texture.Unit[source]._Current;
- mach64TexObjPtr t = tObj->DriverData;
- GLuint d = mmesa->setup.dp_pix_width;
- GLuint s = mmesa->setup.scale_3d_cntl;
-
- assert(unit == 0 || unit == 1); /* only two tex units */
-
- if ( MACH64_DEBUG & DEBUG_VERBOSE_API ) {
- fprintf( stderr, "%s( %p, %d ) enabled=0x%x 0x%x\n",
- __FUNCTION__, ctx, unit, ctx->Texture.Unit[0]._ReallyEnabled,
- ctx->Texture.Unit[1]._ReallyEnabled);
- }
-
- if (texUnit->_ReallyEnabled & (TEXTURE_1D_BIT | TEXTURE_2D_BIT)) {
-
- assert(t); /* should have driver tex data by now */
-
- /* Fallback if there's a texture border */
- if ( tObj->Image[0][tObj->BaseLevel]->Border > 0 ) {
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- return;
- }
-
- /* Upload teximages */
- if (t->base.dirty_images[0]) {
- mach64SetTexImages( mmesa, tObj );
- mmesa->dirty |= (MACH64_UPLOAD_TEX0IMAGE << unit);
- }
-
- /* Bind to the given texture unit */
- mmesa->CurrentTexObj[unit] = t;
- t->base.bound |= (1 << unit);
-
- if ( t->base.memBlock )
- driUpdateTextureLRU( (driTextureObject *) t ); /* XXX: should be locked! */
-
- /* register setup */
- if ( unit == 0 ) {
- d &= ~MACH64_SCALE_PIX_WIDTH_MASK;
- d |= (t->textureFormat << 28);
-
- s &= ~(MACH64_TEXTURE_DISABLE |
- MACH64_TEX_CACHE_SPLIT |
- MACH64_TEX_BLEND_FCN_MASK |
- MACH64_TEX_MAP_AEN);
-
- if ( mmesa->multitex ) {
- s |= MACH64_TEX_BLEND_FCN_TRILINEAR | MACH64_TEX_CACHE_SPLIT;
- } else if ( t->BilinearMin ) {
- s |= MACH64_TEX_BLEND_FCN_LINEAR;
- } else {
- s |= MACH64_TEX_BLEND_FCN_NEAREST;
- }
- if ( t->BilinearMag ) {
- s |= MACH64_BILINEAR_TEX_EN;
- } else {
- s &= ~MACH64_BILINEAR_TEX_EN;
- }
-
- if ( t->hasAlpha ) {
- s |= MACH64_TEX_MAP_AEN;
- }
-
- mmesa->setup.tex_cntl &= ~(MACH64_TEXTURE_CLAMP_S |
- MACH64_TEXTURE_CLAMP_T |
- MACH64_SECONDARY_STW);
-
- if ( t->ClampS ) {
- mmesa->setup.tex_cntl |= MACH64_TEXTURE_CLAMP_S;
- }
- if ( t->ClampT ) {
- mmesa->setup.tex_cntl |= MACH64_TEXTURE_CLAMP_T;
- }
-
- mmesa->setup.tex_size_pitch |= ((t->widthLog2 << 0) |
- (t->maxLog2 << 4) |
- (t->heightLog2 << 8));
- } else {
-
- /* Enable texture mapping mode */
- s &= ~MACH64_TEXTURE_DISABLE;
-
- d &= ~MACH64_COMPOSITE_PIX_WIDTH_MASK;
- d |= (t->textureFormat << 4);
-
- mmesa->setup.tex_cntl &= ~(MACH64_COMP_ALPHA |
- MACH64_SEC_TEX_CLAMP_S |
- MACH64_SEC_TEX_CLAMP_T);
- mmesa->setup.tex_cntl |= (MACH64_TEXTURE_COMPOSITE |
- MACH64_SECONDARY_STW);
-
- if ( t->BilinearMin ) {
- mmesa->setup.tex_cntl |= MACH64_COMP_BLEND_BILINEAR;
- } else {
- mmesa->setup.tex_cntl &= ~MACH64_COMP_BLEND_BILINEAR;
- }
- if ( t->BilinearMag ) {
- mmesa->setup.tex_cntl |= MACH64_COMP_FILTER_BILINEAR;
- } else {
- mmesa->setup.tex_cntl &= ~MACH64_COMP_FILTER_BILINEAR;
- }
-
- if ( t->hasAlpha ) {
- mmesa->setup.tex_cntl |= MACH64_COMP_ALPHA;
- }
- if ( t->ClampS ) {
- mmesa->setup.tex_cntl |= MACH64_SEC_TEX_CLAMP_S;
- }
- if ( t->ClampT ) {
- mmesa->setup.tex_cntl |= MACH64_SEC_TEX_CLAMP_T;
- }
-
- mmesa->setup.tex_size_pitch |= ((t->widthLog2 << 16) |
- (t->maxLog2 << 20) |
- (t->heightLog2 << 24));
- }
-
- if ( mmesa->setup.scale_3d_cntl != s ) {
- mmesa->setup.scale_3d_cntl = s;
- mmesa->dirty |= MACH64_UPLOAD_SCALE_3D_CNTL;
- }
-
- if ( mmesa->setup.dp_pix_width != d ) {
- mmesa->setup.dp_pix_width = d;
- mmesa->dirty |= MACH64_UPLOAD_DP_PIX_WIDTH;
- }
- }
- else if (texUnit->_ReallyEnabled) {
- /* 3D or cube map texture enabled - fallback */
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_TRUE );
- }
- else {
- /* texture unit disabled */
- }
-}
-
-
-/* Update the hardware texture state */
-void mach64UpdateTextureState( struct gl_context *ctx )
-{
- mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
-
- if ( MACH64_DEBUG & DEBUG_VERBOSE_API ) {
- fprintf( stderr, "%s( %p ) en=0x%x 0x%x\n",
- __FUNCTION__, ctx, ctx->Texture.Unit[0]._ReallyEnabled,
- ctx->Texture.Unit[1]._ReallyEnabled);
- }
-
- /* Clear any texturing fallbacks */
- FALLBACK( mmesa, MACH64_FALLBACK_TEXTURE, GL_FALSE );
-
- /* Unbind any currently bound textures */
- if ( mmesa->CurrentTexObj[0] ) mmesa->CurrentTexObj[0]->base.bound = 0;
- if ( mmesa->CurrentTexObj[1] ) mmesa->CurrentTexObj[1]->base.bound = 0;
- mmesa->CurrentTexObj[0] = NULL;
- mmesa->CurrentTexObj[1] = NULL;
-
- /* Disable all texturing until it is known to be good */
- mmesa->setup.scale_3d_cntl |= MACH64_TEXTURE_DISABLE;
- mmesa->setup.scale_3d_cntl &= ~MACH64_TEX_MAP_AEN;
- mmesa->setup.tex_cntl &= ~MACH64_TEXTURE_COMPOSITE;
-
- mmesa->setup.tex_size_pitch = 0x00000000;
-
- mmesa->tmu_source[0] = 0;
- mmesa->tmu_source[1] = 1;
- mmesa->multitex = 0;
-
- if (ctx->Texture._EnabledUnits & 0x2) {
- /* unit 1 enabled */
- if (ctx->Texture._EnabledUnits & 0x1) {
- /* units 0 and 1 enabled */
- mmesa->multitex = 1;
- mach64UpdateTextureUnit( ctx, 0 );
- mach64UpdateTextureEnv( ctx, 0 );
- mach64UpdateTextureUnit( ctx, 1 );
- mach64UpdateTextureEnv( ctx, 1 );
- } else {
- mmesa->tmu_source[0] = 1;
- mmesa->tmu_source[1] = 0;
- mach64UpdateTextureUnit( ctx, 0 );
- mach64UpdateTextureEnv( ctx, 0 );
- }
- } else if (ctx->Texture._EnabledUnits & 0x1) {
- /* only unit 0 enabled */
- mach64UpdateTextureUnit( ctx, 0 );
- mach64UpdateTextureEnv( ctx, 0 );
- }
-
- mmesa->dirty |= (MACH64_UPLOAD_SCALE_3D_CNTL |
- MACH64_UPLOAD_TEXTURE);
-}
-
-
-/* Due to the way we must program texture state into the Rage Pro,
- * we must leave these calculations to the absolute last minute.
- */
-void mach64EmitTexStateLocked( mach64ContextPtr mmesa,
- mach64TexObjPtr t0,
- mach64TexObjPtr t1 )
-{
- drm_mach64_sarea_t *sarea = mmesa->sarea;
- drm_mach64_context_regs_t *regs = &(mmesa->setup);
-
- /* for multitex, both textures must be local or AGP */
- if ( t0 && t1 )
- assert(t0->heap == t1->heap);
-
- if ( t0 ) {
- if (t0->heap == MACH64_CARD_HEAP) {
-#if ENABLE_PERF_BOXES
- mmesa->c_texsrc_card++;
-#endif
- mmesa->setup.tex_cntl &= ~MACH64_TEX_SRC_AGP;
- } else {
-#if ENABLE_PERF_BOXES
- mmesa->c_texsrc_agp++;
-#endif
- mmesa->setup.tex_cntl |= MACH64_TEX_SRC_AGP;
- }
- mmesa->setup.tex_offset = t0->bufAddr;
- }
-
- if ( t1 ) {
- mmesa->setup.secondary_tex_off = t1->bufAddr;
- }
-
- memcpy( &sarea->context_state.tex_size_pitch, &regs->tex_size_pitch,
- MACH64_NR_TEXTURE_REGS * sizeof(GLuint) );
-}
-
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