diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915tex/i830_texstate.c')
-rw-r--r-- | src/mesa/drivers/dri/i915tex/i830_texstate.c | 343 |
1 files changed, 0 insertions, 343 deletions
diff --git a/src/mesa/drivers/dri/i915tex/i830_texstate.c b/src/mesa/drivers/dri/i915tex/i830_texstate.c deleted file mode 100644 index 7613b9d2a6..0000000000 --- a/src/mesa/drivers/dri/i915tex/i830_texstate.c +++ /dev/null @@ -1,343 +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 "i830_context.h" -#include "i830_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_I8; /* Kludge! */ - 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_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); - 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: - case GL_CLAMP_TO_EDGE: - return TEXCOORDMODE_CLAMP; /* not really correct */ - 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 -i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3) -{ - GLcontext *ctx = &intel->ctx; - struct i830_context *i830 = i830_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 = i830->state.Tex[unit], format, pitch; - - memset(state, 0, sizeof(state)); - - /*We need to refcount these. */ - - if (i830->state.tex_buffer[unit] != NULL) { - dri_bo_unreference(i830->state.tex_buffer[unit]); - i830->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) { - i830->state.tex_buffer[unit] = NULL; - i830->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 { - dri_bo_reference(intelObj->mt->region->buffer); - i830->state.tex_buffer[unit] = intelObj->mt->region->buffer; - i830->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[I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 | - (LOAD_TEXTURE_MAP0 << unit) | 4); - -/* state[I830_TEXREG_TM0S0] = (TM0S0_USE_FENCE | */ -/* t->intel.TextureOffset); */ - - - state[I830_TEXREG_TM0S1] = - (((firstImage->Height - 1) << TM0S1_HEIGHT_SHIFT) | - ((firstImage->Width - 1) << TM0S1_WIDTH_SHIFT) | format); - - state[I830_TEXREG_TM0S2] = - ((((pitch / 4) - 1) << TM0S2_PITCH_SHIFT) | TM0S2_CUBE_FACE_ENA_MASK); - - { - if (tObj->Target == GL_TEXTURE_CUBE_MAP) - state[I830_TEXREG_CUBE] = (_3DSTATE_MAP_CUBE | MAP_UNIT(unit) | - CUBE_NEGX_ENABLE | - CUBE_POSX_ENABLE | - CUBE_NEGY_ENABLE | - CUBE_POSY_ENABLE | - CUBE_NEGZ_ENABLE | CUBE_POSZ_ENABLE); - else - state[I830_TEXREG_CUBE] = (_3DSTATE_MAP_CUBE | MAP_UNIT(unit)); - } - - - - - { - 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[I830_TEXREG_TM0S3] = i830->lodbias_tm0s3[unit]; - -#if 0 - /* YUV conversion: - */ - if (firstImage->TexFormat->MesaFormat == MESA_FORMAT_YCBCR || - firstImage->TexFormat->MesaFormat == MESA_FORMAT_YCBCR_REV) - state[I830_TEXREG_TM0S3] |= SS2_COLORSPACE_CONVERSION; -#endif - - state[I830_TEXREG_TM0S3] |= ((intelObj->lastLevel - - intelObj->firstLevel) * - 4) << TM0S3_MIN_MIP_SHIFT; - - state[I830_TEXREG_TM0S3] |= ((minFilt << TM0S3_MIN_FILTER_SHIFT) | - (mipFilt << TM0S3_MIP_FILTER_SHIFT) | - (magFilt << TM0S3_MAG_FILTER_SHIFT)); - } - - { - GLenum ws = tObj->WrapS; - GLenum wt = tObj->WrapT; - - - /* 3D textures not available on i830 - */ - if (tObj->Target == GL_TEXTURE_3D) - return GL_FALSE; - - state[I830_TEXREG_MCS] = (_3DSTATE_MAP_COORD_SET_CMD | - MAP_UNIT(unit) | - ENABLE_TEXCOORD_PARAMS | - ss3 | - ENABLE_ADDR_V_CNTL | - TEXCOORD_ADDR_V_MODE(translate_wrap_mode(wt)) - | ENABLE_ADDR_U_CNTL | - TEXCOORD_ADDR_U_MODE(translate_wrap_mode - (ws))); - } - - - state[I830_TEXREG_TM0S4] = INTEL_PACKCOLOR8888(tObj->_BorderChan[0], - tObj->_BorderChan[1], - tObj->_BorderChan[2], - tObj->_BorderChan[3]); - - - I830_ACTIVESTATE(i830, I830_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: - */ - I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit)); - return GL_TRUE; -} - - - - -void -i830UpdateTextureState(struct intel_context *intel) -{ - struct i830_context *i830 = i830_context(&intel->ctx); - GLboolean ok = GL_TRUE; - GLuint i; - - for (i = 0; i < I830_TEX_UNITS && ok; i++) { - switch (intel->ctx.Texture.Unit[i]._ReallyEnabled) { - case TEXTURE_1D_BIT: - case TEXTURE_2D_BIT: - case TEXTURE_CUBE_BIT: - ok = i830_update_tex_unit(intel, i, TEXCOORDS_ARE_NORMAL); - break; - case TEXTURE_RECT_BIT: - ok = i830_update_tex_unit(intel, i, TEXCOORDS_ARE_IN_TEXELUNITS); - break; - case 0:{ - struct i830_context *i830 = i830_context(&intel->ctx); - if (i830->state.active & I830_UPLOAD_TEX(i)) - I830_ACTIVESTATE(i830, I830_UPLOAD_TEX(i), GL_FALSE); - - if (i830->state.tex_buffer[i] != NULL) { - dri_bo_unreference(i830->state.tex_buffer[i]); - i830->state.tex_buffer[i] = NULL; - } - break; - } - case TEXTURE_3D_BIT: - default: - ok = GL_FALSE; - break; - } - } - - FALLBACK(intel, I830_FALLBACK_TEXTURE, !ok); - - if (ok) - i830EmitTextureBlend(i830); -} |