summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/i915/i830_texstate.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers/dri/i915/i830_texstate.c')
-rw-r--r--src/mesa/drivers/dri/i915/i830_texstate.c483
1 files changed, 0 insertions, 483 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_texstate.c b/src/mesa/drivers/dri/i915/i830_texstate.c
deleted file mode 100644
index ba972dac8f..0000000000
--- a/src/mesa/drivers/dri/i915/i830_texstate.c
+++ /dev/null
@@ -1,483 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * 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, 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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "glheader.h"
-#include "macros.h"
-#include "mtypes.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "texformat.h"
-#include "texstore.h"
-
-#include "mm.h"
-
-#include "intel_screen.h"
-#include "intel_ioctl.h"
-#include "intel_tex.h"
-
-#include "i830_context.h"
-#include "i830_reg.h"
-
-static const GLint initial_offsets[6][2] = { {0,0},
- {0,2},
- {1,0},
- {1,2},
- {1,1},
- {1,3} };
-
-static const GLint step_offsets[6][2] = { {0,2},
- {0,2},
- {-1,2},
- {-1,2},
- {-1,1},
- {-1,1} };
-
-#define I830_TEX_UNIT_ENABLED(unit) (1<<unit)
-
-static GLboolean i830SetTexImages( i830ContextPtr i830,
- struct gl_texture_object *tObj )
-{
- GLuint total_height, pitch, i, textureFormat;
- i830TextureObjectPtr t = (i830TextureObjectPtr) tObj->DriverData;
- const struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel];
- GLint firstLevel, lastLevel, numLevels;
-
- switch( baseImage->TexFormat->MesaFormat ) {
- case MESA_FORMAT_L8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_L8;
- break;
-
- case MESA_FORMAT_I8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_I8;
- break;
-
- case MESA_FORMAT_A8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_I8; /* Kludge -- check with conform, glean */
- break;
-
- case MESA_FORMAT_AL88:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_AY88;
- break;
-
- case MESA_FORMAT_RGB565:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
- break;
-
- case MESA_FORMAT_ARGB1555:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555;
- break;
-
- case MESA_FORMAT_ARGB4444:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB4444;
- break;
-
- case MESA_FORMAT_ARGB8888:
- t->intel.texelBytes = 4;
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- break;
-
- case MESA_FORMAT_YCBCR_REV:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_NORMAL |
- TM0S1_COLORSPACE_CONVERSION);
- break;
-
- case MESA_FORMAT_YCBCR:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_SWAPY | /* ??? */
- TM0S1_COLORSPACE_CONVERSION);
- break;
-
- case MESA_FORMAT_RGB_FXT1:
- case MESA_FORMAT_RGBA_FXT1:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_COMPRESSED | MT_COMPRESS_FXT1;
- break;
-
- case MESA_FORMAT_RGBA_DXT1:
- case MESA_FORMAT_RGB_DXT1:
- /*
- * DXTn pitches are Width/4 * blocksize in bytes
- * for DXT1: blocksize=8 so Width/4*8 = Width * 2
- * for DXT3/5: blocksize=16 so Width/4*16 = Width * 4
- */
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1);
- break;
- case MESA_FORMAT_RGBA_DXT3:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3);
- break;
- case MESA_FORMAT_RGBA_DXT5:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5);
- break;
-
- default:
- fprintf(stderr, "%s: bad image format\n", __FUNCTION__);
- abort();
- }
-
- /* 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.
- */
- driCalculateTextureFirstLastLevel( (driTextureObject *) t );
-
-
- /* Figure out the amount of memory required to hold all the mipmap
- * levels. Choose the smallest pitch to accomodate the largest
- * mipmap:
- */
- firstLevel = t->intel.base.firstLevel;
- lastLevel = t->intel.base.lastLevel;
- numLevels = lastLevel - firstLevel + 1;
-
-
- /* All images must be loaded at this pitch. Count the number of
- * lines required:
- */
- switch (tObj->Target) {
- case GL_TEXTURE_CUBE_MAP: {
- const GLuint dim = tObj->Image[0][firstLevel]->Width;
- GLuint face;
-
- pitch = dim * t->intel.texelBytes;
- pitch *= 2; /* double pitch for cube layouts */
- pitch = (pitch + 3) & ~3;
-
- total_height = dim * 4;
-
- for ( face = 0 ; face < 6 ; face++) {
- GLuint x = initial_offsets[face][0] * dim;
- GLuint y = initial_offsets[face][1] * dim;
- GLuint d = dim;
-
- t->intel.base.dirty_images[face] = ~0;
-
- assert(tObj->Image[face][firstLevel]->Width == dim);
- assert(tObj->Image[face][firstLevel]->Height == dim);
-
- for (i = 0; i < numLevels; i++) {
- t->intel.image[face][i].image = tObj->Image[face][firstLevel + i];
- if (!t->intel.image[face][i].image) {
- fprintf(stderr, "no image %d %d\n", face, i);
- break; /* can't happen */
- }
-
- t->intel.image[face][i].offset =
- y * pitch + x * t->intel.texelBytes;
- t->intel.image[face][i].internalFormat = baseImage->_BaseFormat;
-
- d >>= 1;
- x += step_offsets[face][0] * d;
- y += step_offsets[face][1] * d;
- }
- }
- break;
- }
- default:
- pitch = tObj->Image[0][firstLevel]->Width * t->intel.texelBytes;
- pitch = (pitch + 3) & ~3;
- t->intel.base.dirty_images[0] = ~0;
-
- for ( total_height = i = 0 ; i < numLevels ; i++ ) {
- t->intel.image[0][i].image = tObj->Image[0][firstLevel + i];
- if (!t->intel.image[0][i].image)
- break;
-
- t->intel.image[0][i].offset = total_height * pitch;
- t->intel.image[0][i].internalFormat = baseImage->_BaseFormat;
- if (t->intel.image[0][i].image->IsCompressed)
- {
- if (t->intel.image[0][i].image->Height > 4)
- total_height += t->intel.image[0][i].image->Height/4;
- else
- total_height += 1;
- }
- else
- total_height += MAX2(2, t->intel.image[0][i].image->Height);
- }
- break;
- }
-
- t->intel.Pitch = pitch;
- t->intel.base.totalSize = total_height*pitch;
- t->intel.max_level = i-1;
- t->Setup[I830_TEXREG_TM0S1] =
- (((tObj->Image[0][firstLevel]->Height - 1) << TM0S1_HEIGHT_SHIFT) |
- ((tObj->Image[0][firstLevel]->Width - 1) << TM0S1_WIDTH_SHIFT) |
- textureFormat);
- t->Setup[I830_TEXREG_TM0S2] =
- (((pitch / 4) - 1) << TM0S2_PITCH_SHIFT) |
- TM0S2_CUBE_FACE_ENA_MASK;
- t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MAX_MIP_MASK;
- t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIN_MIP_MASK;
- t->Setup[I830_TEXREG_TM0S3] |= ((numLevels - 1)*4) << TM0S3_MIN_MIP_SHIFT;
- t->intel.dirty = I830_UPLOAD_TEX_ALL;
-
- return intelUploadTexImages( &i830->intel, &t->intel, 0 );
-}
-
-
-static void i830_import_tex_unit( i830ContextPtr i830,
- i830TextureObjectPtr t,
- GLuint unit )
-{
- if(INTEL_DEBUG&DEBUG_TEXTURE)
- fprintf(stderr, "%s unit(%d)\n", __FUNCTION__, unit);
-
- if (i830->intel.CurrentTexObj[unit])
- i830->intel.CurrentTexObj[unit]->base.bound &= ~(1U << unit);
-
- i830->intel.CurrentTexObj[unit] = (intelTextureObjectPtr)t;
- t->intel.base.bound |= (1 << unit);
-
- I830_STATECHANGE( i830, I830_UPLOAD_TEX(unit) );
-
- i830->state.Tex[unit][I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
- (LOAD_TEXTURE_MAP0 << unit) | 4);
- i830->state.Tex[unit][I830_TEXREG_TM0S0] = (TM0S0_USE_FENCE |
- t->intel.TextureOffset);
-
- i830->state.Tex[unit][I830_TEXREG_TM0S1] = t->Setup[I830_TEXREG_TM0S1];
- i830->state.Tex[unit][I830_TEXREG_TM0S2] = t->Setup[I830_TEXREG_TM0S2];
-
- i830->state.Tex[unit][I830_TEXREG_TM0S3] &= TM0S3_LOD_BIAS_MASK;
- i830->state.Tex[unit][I830_TEXREG_TM0S3] |= (t->Setup[I830_TEXREG_TM0S3] &
- ~TM0S3_LOD_BIAS_MASK);
-
- i830->state.Tex[unit][I830_TEXREG_TM0S4] = t->Setup[I830_TEXREG_TM0S4];
- i830->state.Tex[unit][I830_TEXREG_MCS] = (t->Setup[I830_TEXREG_MCS] &
- ~MAP_UNIT_MASK);
- i830->state.Tex[unit][I830_TEXREG_CUBE] = t->Setup[I830_TEXREG_CUBE];
- i830->state.Tex[unit][I830_TEXREG_MCS] |= MAP_UNIT(unit);
-
- t->intel.dirty &= ~I830_UPLOAD_TEX(unit);
-}
-
-
-
-static GLboolean enable_tex_common( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i830TextureObjectPtr t = (i830TextureObjectPtr)tObj->DriverData;
-
- if (0) fprintf(stderr, "%s\n", __FUNCTION__);
-
- /* Fallback if there's a texture border */
- if ( tObj->Image[0][tObj->BaseLevel]->Border > 0 ) {
- fprintf(stderr, "Texture border\n");
- return GL_FALSE;
- }
-
- /* Upload teximages (not pipelined)
- */
- if (t->intel.base.dirty_images[0]) {
- if (!i830SetTexImages( i830, tObj )) {
- return GL_FALSE;
- }
- }
-
- /* Update state if this is a different texture object to last
- * time.
- */
- if (i830->intel.CurrentTexObj[unit] != &t->intel ||
- (t->intel.dirty & I830_UPLOAD_TEX(unit))) {
- i830_import_tex_unit( i830, t, unit);
- }
-
- I830_ACTIVESTATE(i830, I830_UPLOAD_TEX(unit), GL_TRUE);
-
- return GL_TRUE;
-}
-
-static GLboolean enable_tex_rect( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLuint mcs = i830->state.Tex[unit][I830_TEXREG_MCS];
-
- mcs &= ~TEXCOORDS_ARE_NORMAL;
- mcs |= TEXCOORDS_ARE_IN_TEXELUNITS;
-
- if ((mcs != i830->state.Tex[unit][I830_TEXREG_MCS])
- || (0 != i830->state.Tex[unit][I830_TEXREG_CUBE])) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit));
- i830->state.Tex[unit][I830_TEXREG_MCS] = mcs;
- i830->state.Tex[unit][I830_TEXREG_CUBE] = 0;
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean enable_tex_2d( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLuint mcs = i830->state.Tex[unit][I830_TEXREG_MCS];
-
- mcs &= ~TEXCOORDS_ARE_IN_TEXELUNITS;
- mcs |= TEXCOORDS_ARE_NORMAL;
-
- if ((mcs != i830->state.Tex[unit][I830_TEXREG_MCS])
- || (0 != i830->state.Tex[unit][I830_TEXREG_CUBE])) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit));
- i830->state.Tex[unit][I830_TEXREG_MCS] = mcs;
- i830->state.Tex[unit][I830_TEXREG_CUBE] = 0;
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean enable_tex_cube( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i830TextureObjectPtr t = (i830TextureObjectPtr)tObj->DriverData;
- GLuint mcs = i830->state.Tex[unit][I830_TEXREG_MCS];
- const GLuint cube = CUBE_NEGX_ENABLE | CUBE_POSX_ENABLE
- | CUBE_NEGY_ENABLE | CUBE_POSY_ENABLE
- | CUBE_NEGZ_ENABLE | CUBE_POSZ_ENABLE;
- GLuint face;
-
- mcs &= ~TEXCOORDS_ARE_IN_TEXELUNITS;
- mcs |= TEXCOORDS_ARE_NORMAL;
-
- if ((mcs != i830->state.Tex[unit][I830_TEXREG_MCS])
- || (cube != i830->state.Tex[unit][I830_TEXREG_CUBE])) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit));
- i830->state.Tex[unit][I830_TEXREG_MCS] = mcs;
- i830->state.Tex[unit][I830_TEXREG_CUBE] = cube;
- }
-
- /* Upload teximages (not pipelined)
- */
- if ( t->intel.base.dirty_images[0] || t->intel.base.dirty_images[1] ||
- t->intel.base.dirty_images[2] || t->intel.base.dirty_images[3] ||
- t->intel.base.dirty_images[4] || t->intel.base.dirty_images[5] ) {
- i830SetTexImages( i830, tObj );
- }
-
- /* upload (per face) */
- for (face = 0; face < 6; face++) {
- if (t->intel.base.dirty_images[face]) {
- if (!intelUploadTexImages( &i830->intel, &t->intel, face )) {
- return GL_FALSE;
- }
- }
- }
-
-
- return GL_TRUE;
-}
-
-
-static GLboolean disable_tex( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
-
- /* This is happening too often. I need to conditionally send diffuse
- * state to the card. Perhaps a diffuse dirty flag of some kind.
- * Will need to change this logic if more than 2 texture units are
- * used. We need to only do this up to the last unit enabled, or unit
- * one if nothing is enabled.
- */
-
- if ( i830->intel.CurrentTexObj[unit] != NULL ) {
- /* The old texture is no longer bound to this texture unit.
- * Mark it as such.
- */
-
- i830->intel.CurrentTexObj[unit]->base.bound &= ~(1U << 0);
- i830->intel.CurrentTexObj[unit] = NULL;
- }
-
- return GL_TRUE;
-}
-
-static GLboolean i830UpdateTexUnit( GLcontext *ctx, GLuint unit )
-{
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-
- if (texUnit->_ReallyEnabled &&
- INTEL_CONTEXT(ctx)->intelScreen->tex.size < 2048 * 1024)
- return GL_FALSE;
-
- switch(texUnit->_ReallyEnabled) {
- case TEXTURE_1D_BIT:
- case TEXTURE_2D_BIT:
- return (enable_tex_common( ctx, unit ) &&
- enable_tex_2d( ctx, unit ));
- case TEXTURE_RECT_BIT:
- return (enable_tex_common( ctx, unit ) &&
- enable_tex_rect( ctx, unit ));
- case TEXTURE_CUBE_BIT:
- return (enable_tex_common( ctx, unit ) &&
- enable_tex_cube( ctx, unit ));
- case 0:
- return disable_tex( ctx, unit );
- default:
- return GL_FALSE;
- }
-}
-
-
-void i830UpdateTextureState( intelContextPtr intel )
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
- GLcontext *ctx = &intel->ctx;
- GLboolean ok;
-
- if (0) fprintf(stderr, "%s\n", __FUNCTION__);
-
- I830_ACTIVESTATE(i830, I830_UPLOAD_TEX_ALL, GL_FALSE);
-
- ok = (i830UpdateTexUnit( ctx, 0 ) &&
- i830UpdateTexUnit( ctx, 1 ) &&
- i830UpdateTexUnit( ctx, 2 ) &&
- i830UpdateTexUnit( ctx, 3 ));
-
- FALLBACK( intel, I830_FALLBACK_TEXTURE, !ok );
-
- if (ok)
- i830EmitTextureBlend( i830 );
-}
-
-
-