diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915tex/i915_texstate.c')
-rw-r--r-- | src/mesa/drivers/dri/i915tex/i915_texstate.c | 359 |
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); -} |