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Diffstat (limited to 'src/mesa/drivers/dri/i915tex/i915_texstate.c')
-rw-r--r--src/mesa/drivers/dri/i915tex/i915_texstate.c359
1 files changed, 0 insertions, 359 deletions
diff --git a/src/mesa/drivers/dri/i915tex/i915_texstate.c b/src/mesa/drivers/dri/i915tex/i915_texstate.c
deleted file mode 100644
index 3d68187cf8..0000000000
--- a/src/mesa/drivers/dri/i915tex/i915_texstate.c
+++ /dev/null
@@ -1,359 +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 "mtypes.h"
-#include "enums.h"
-#include "texformat.h"
-#include "dri_bufmgr.h"
-
-#include "intel_mipmap_tree.h"
-#include "intel_tex.h"
-
-#include "i915_context.h"
-#include "i915_reg.h"
-
-
-static GLuint
-translate_texture_format(GLuint mesa_format)
-{
- switch (mesa_format) {
- case MESA_FORMAT_L8:
- return MAPSURF_8BIT | MT_8BIT_L8;
- case MESA_FORMAT_I8:
- return MAPSURF_8BIT | MT_8BIT_I8;
- case MESA_FORMAT_A8:
- return MAPSURF_8BIT | MT_8BIT_A8;
- case MESA_FORMAT_AL88:
- return MAPSURF_16BIT | MT_16BIT_AY88;
- case MESA_FORMAT_RGB565:
- return MAPSURF_16BIT | MT_16BIT_RGB565;
- case MESA_FORMAT_ARGB1555:
- return MAPSURF_16BIT | MT_16BIT_ARGB1555;
- case MESA_FORMAT_ARGB4444:
- return MAPSURF_16BIT | MT_16BIT_ARGB4444;
- case MESA_FORMAT_ARGB8888:
- return MAPSURF_32BIT | MT_32BIT_ARGB8888;
- case MESA_FORMAT_YCBCR_REV:
- return (MAPSURF_422 | MT_422_YCRCB_NORMAL);
- case MESA_FORMAT_YCBCR:
- return (MAPSURF_422 | MT_422_YCRCB_SWAPY);
- case MESA_FORMAT_RGB_FXT1:
- case MESA_FORMAT_RGBA_FXT1:
- return (MAPSURF_COMPRESSED | MT_COMPRESS_FXT1);
- case MESA_FORMAT_Z16:
- return (MAPSURF_16BIT | MT_16BIT_L16);
- case MESA_FORMAT_RGBA_DXT1:
- case MESA_FORMAT_RGB_DXT1:
- return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1);
- case MESA_FORMAT_RGBA_DXT3:
- return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3);
- case MESA_FORMAT_RGBA_DXT5:
- return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5);
- case MESA_FORMAT_Z24_S8:
- return (MAPSURF_32BIT | MT_32BIT_xL824);
- default:
- fprintf(stderr, "%s: bad image format %x\n", __FUNCTION__, mesa_format);
- abort();
- return 0;
- }
-}
-
-
-
-
-/* The i915 (and related graphics cores) do not support GL_CLAMP. The
- * Intel drivers for "other operating systems" implement GL_CLAMP as
- * GL_CLAMP_TO_EDGE, so the same is done here.
- */
-static GLuint
-translate_wrap_mode(GLenum wrap)
-{
- switch (wrap) {
- case GL_REPEAT:
- return TEXCOORDMODE_WRAP;
- case GL_CLAMP:
- return TEXCOORDMODE_CLAMP_EDGE; /* not quite correct */
- case GL_CLAMP_TO_EDGE:
- return TEXCOORDMODE_CLAMP_EDGE;
- case GL_CLAMP_TO_BORDER:
- return TEXCOORDMODE_CLAMP_BORDER;
- case GL_MIRRORED_REPEAT:
- return TEXCOORDMODE_MIRROR;
- default:
- return TEXCOORDMODE_WRAP;
- }
-}
-
-
-
-/* Recalculate all state from scratch. Perhaps not the most
- * efficient, but this has gotten complex enough that we need
- * something which is understandable and reliable.
- */
-static GLboolean
-i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
-{
- GLcontext *ctx = &intel->ctx;
- struct i915_context *i915 = i915_context(ctx);
- struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current;
- struct intel_texture_object *intelObj = intel_texture_object(tObj);
- struct gl_texture_image *firstImage;
- GLuint *state = i915->state.Tex[unit], format, pitch;
-
- memset(state, 0, sizeof(state));
-
- /*We need to refcount these. */
-
- if (i915->state.tex_buffer[unit] != NULL) {
- driBOUnReference(i915->state.tex_buffer[unit]);
- i915->state.tex_buffer[unit] = NULL;
- }
-
- if (!intelObj->imageOverride && !intel_finalize_mipmap_tree(intel, unit))
- return GL_FALSE;
-
- /* Get first image here, since intelObj->firstLevel will get set in
- * the intel_finalize_mipmap_tree() call above.
- */
- firstImage = tObj->Image[0][intelObj->firstLevel];
-
- if (intelObj->imageOverride) {
- i915->state.tex_buffer[unit] = NULL;
- i915->state.tex_offset[unit] = intelObj->textureOffset;
-
- switch (intelObj->depthOverride) {
- case 32:
- format = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- break;
- case 24:
- default:
- format = MAPSURF_32BIT | MT_32BIT_XRGB8888;
- break;
- case 16:
- format = MAPSURF_16BIT | MT_16BIT_RGB565;
- break;
- }
-
- pitch = intelObj->pitchOverride;
- } else {
- i915->state.tex_buffer[unit] = driBOReference(intelObj->mt->region->
- buffer);
- i915->state.tex_offset[unit] = intel_miptree_image_offset(intelObj->mt,
- 0, intelObj->
- firstLevel);
-
- format = translate_texture_format(firstImage->TexFormat->MesaFormat);
- pitch = intelObj->mt->pitch * intelObj->mt->cpp;
- }
-
- state[I915_TEXREG_MS3] =
- (((firstImage->Height - 1) << MS3_HEIGHT_SHIFT) |
- ((firstImage->Width - 1) << MS3_WIDTH_SHIFT) | format |
- MS3_USE_FENCE_REGS);
-
- state[I915_TEXREG_MS4] =
- ((((pitch / 4) - 1) << MS4_PITCH_SHIFT) | MS4_CUBE_FACE_ENA_MASK |
- ((((intelObj->lastLevel - intelObj->firstLevel) * 4)) <<
- MS4_MAX_LOD_SHIFT) | ((firstImage->Depth - 1) <<
- MS4_VOLUME_DEPTH_SHIFT));
-
-
- {
- GLuint minFilt, mipFilt, magFilt;
-
- switch (tObj->MinFilter) {
- case GL_NEAREST:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_NONE;
- break;
- case GL_LINEAR:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_NONE;
- break;
- case GL_NEAREST_MIPMAP_NEAREST:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_NEAREST;
- break;
- case GL_LINEAR_MIPMAP_NEAREST:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_NEAREST;
- break;
- case GL_NEAREST_MIPMAP_LINEAR:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_LINEAR;
- break;
- case GL_LINEAR_MIPMAP_LINEAR:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_LINEAR;
- break;
- default:
- return GL_FALSE;
- }
-
- if (tObj->MaxAnisotropy > 1.0) {
- minFilt = FILTER_ANISOTROPIC;
- magFilt = FILTER_ANISOTROPIC;
- }
- else {
- switch (tObj->MagFilter) {
- case GL_NEAREST:
- magFilt = FILTER_NEAREST;
- break;
- case GL_LINEAR:
- magFilt = FILTER_LINEAR;
- break;
- default:
- return GL_FALSE;
- }
- }
-
- state[I915_TEXREG_SS2] = i915->lodbias_ss2[unit];
-
- /* YUV conversion:
- */
- if (firstImage->TexFormat->MesaFormat == MESA_FORMAT_YCBCR ||
- firstImage->TexFormat->MesaFormat == MESA_FORMAT_YCBCR_REV)
- state[I915_TEXREG_SS2] |= SS2_COLORSPACE_CONVERSION;
-
- /* Shadow:
- */
- if (tObj->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB &&
- tObj->Target != GL_TEXTURE_3D) {
-
- state[I915_TEXREG_SS2] |=
- (SS2_SHADOW_ENABLE |
- intel_translate_compare_func(tObj->CompareFunc));
-
- minFilt = FILTER_4X4_FLAT;
- magFilt = FILTER_4X4_FLAT;
- }
-
- state[I915_TEXREG_SS2] |= ((minFilt << SS2_MIN_FILTER_SHIFT) |
- (mipFilt << SS2_MIP_FILTER_SHIFT) |
- (magFilt << SS2_MAG_FILTER_SHIFT));
- }
-
- {
- GLenum ws = tObj->WrapS;
- GLenum wt = tObj->WrapT;
- GLenum wr = tObj->WrapR;
-
-
- /* 3D textures don't seem to respect the border color.
- * Fallback if there's ever a danger that they might refer to
- * it.
- *
- * Effectively this means fallback on 3D clamp or
- * clamp_to_border.
- */
- if (tObj->Target == GL_TEXTURE_3D &&
- (tObj->MinFilter != GL_NEAREST ||
- tObj->MagFilter != GL_NEAREST) &&
- (ws == GL_CLAMP ||
- wt == GL_CLAMP ||
- wr == GL_CLAMP ||
- ws == GL_CLAMP_TO_BORDER ||
- wt == GL_CLAMP_TO_BORDER || wr == GL_CLAMP_TO_BORDER))
- return GL_FALSE;
-
-
- state[I915_TEXREG_SS3] = ss3; /* SS3_NORMALIZED_COORDS */
-
- state[I915_TEXREG_SS3] |=
- ((translate_wrap_mode(ws) << SS3_TCX_ADDR_MODE_SHIFT) |
- (translate_wrap_mode(wt) << SS3_TCY_ADDR_MODE_SHIFT) |
- (translate_wrap_mode(wr) << SS3_TCZ_ADDR_MODE_SHIFT));
-
- state[I915_TEXREG_SS3] |= (unit << SS3_TEXTUREMAP_INDEX_SHIFT);
- }
-
-
- state[I915_TEXREG_SS4] = INTEL_PACKCOLOR8888(tObj->_BorderChan[0],
- tObj->_BorderChan[1],
- tObj->_BorderChan[2],
- tObj->_BorderChan[3]);
-
-
- I915_ACTIVESTATE(i915, I915_UPLOAD_TEX(unit), GL_TRUE);
- /* memcmp was already disabled, but definitely won't work as the
- * region might now change and that wouldn't be detected:
- */
- I915_STATECHANGE(i915, I915_UPLOAD_TEX(unit));
-
-
-#if 0
- DBG(TEXTURE, "state[I915_TEXREG_SS2] = 0x%x\n", state[I915_TEXREG_SS2]);
- DBG(TEXTURE, "state[I915_TEXREG_SS3] = 0x%x\n", state[I915_TEXREG_SS3]);
- DBG(TEXTURE, "state[I915_TEXREG_SS4] = 0x%x\n", state[I915_TEXREG_SS4]);
- DBG(TEXTURE, "state[I915_TEXREG_MS2] = 0x%x\n", state[I915_TEXREG_MS2]);
- DBG(TEXTURE, "state[I915_TEXREG_MS3] = 0x%x\n", state[I915_TEXREG_MS3]);
- DBG(TEXTURE, "state[I915_TEXREG_MS4] = 0x%x\n", state[I915_TEXREG_MS4]);
-#endif
-
- return GL_TRUE;
-}
-
-
-
-
-void
-i915UpdateTextureState(struct intel_context *intel)
-{
- GLboolean ok = GL_TRUE;
- GLuint i;
-
- for (i = 0; i < I915_TEX_UNITS && ok; i++) {
- switch (intel->ctx.Texture.Unit[i]._ReallyEnabled) {
- case TEXTURE_1D_BIT:
- case TEXTURE_2D_BIT:
- case TEXTURE_CUBE_BIT:
- case TEXTURE_3D_BIT:
- ok = i915_update_tex_unit(intel, i, SS3_NORMALIZED_COORDS);
- break;
- case TEXTURE_RECT_BIT:
- ok = i915_update_tex_unit(intel, i, 0);
- break;
- case 0:{
- struct i915_context *i915 = i915_context(&intel->ctx);
- if (i915->state.active & I915_UPLOAD_TEX(i))
- I915_ACTIVESTATE(i915, I915_UPLOAD_TEX(i), GL_FALSE);
-
- if (i915->state.tex_buffer[i] != NULL) {
- driBOUnReference(i915->state.tex_buffer[i]);
- i915->state.tex_buffer[i] = NULL;
- }
-
- break;
- }
- default:
- ok = GL_FALSE;
- break;
- }
- }
-
- FALLBACK(intel, I915_FALLBACK_TEXTURE, !ok);
-}
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