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Diffstat (limited to 'src/mesa/drivers/dri/i915/i830_texstate.c')
-rw-r--r--src/mesa/drivers/dri/i915/i830_texstate.c613
1 files changed, 240 insertions, 373 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_texstate.c b/src/mesa/drivers/dri/i915/i830_texstate.c
index ba972dac8f..314bbe32b6 100644
--- a/src/mesa/drivers/dri/i915/i830_texstate.c
+++ b/src/mesa/drivers/dri/i915/i830_texstate.c
@@ -25,459 +25,326 @@
*
**************************************************************************/
-#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_mipmap_tree.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 )
+static GLuint
+translate_texture_format(GLuint mesa_format)
{
- 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 ) {
+ switch (mesa_format) {
case MESA_FORMAT_L8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_L8;
- break;
-
+ return MAPSURF_8BIT | MT_8BIT_L8;
case MESA_FORMAT_I8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_I8;
- break;
-
+ return MAPSURF_8BIT | MT_8BIT_I8;
case MESA_FORMAT_A8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_I8; /* Kludge -- check with conform, glean */
- break;
-
+ return MAPSURF_8BIT | MT_8BIT_I8; /* Kludge! */
case MESA_FORMAT_AL88:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_AY88;
- break;
-
+ return MAPSURF_16BIT | MT_16BIT_AY88;
case MESA_FORMAT_RGB565:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
- break;
-
+ return MAPSURF_16BIT | MT_16BIT_RGB565;
case MESA_FORMAT_ARGB1555:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555;
- break;
-
+ return MAPSURF_16BIT | MT_16BIT_ARGB1555;
case MESA_FORMAT_ARGB4444:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB4444;
- break;
-
+ return MAPSURF_16BIT | MT_16BIT_ARGB4444;
case MESA_FORMAT_ARGB8888:
- t->intel.texelBytes = 4;
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- break;
-
+ return MAPSURF_32BIT | MT_32BIT_ARGB8888;
case MESA_FORMAT_YCBCR_REV:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_NORMAL |
- TM0S1_COLORSPACE_CONVERSION);
- break;
-
+ return (MAPSURF_422 | MT_422_YCRCB_NORMAL);
case MESA_FORMAT_YCBCR:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_SWAPY | /* ??? */
- TM0S1_COLORSPACE_CONVERSION);
- break;
-
+ return (MAPSURF_422 | MT_422_YCRCB_SWAPY);
case MESA_FORMAT_RGB_FXT1:
case MESA_FORMAT_RGBA_FXT1:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_COMPRESSED | MT_COMPRESS_FXT1;
- break;
-
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_FXT1);
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;
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1);
case MESA_FORMAT_RGBA_DXT3:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3);
- break;
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3);
case MESA_FORMAT_RGBA_DXT5:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5);
- break;
-
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5);
default:
- fprintf(stderr, "%s: bad image format\n", __FUNCTION__);
+ fprintf(stderr, "%s: bad image format %x\n", __FUNCTION__, mesa_format);
abort();
+ return 0;
}
-
- /* 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;
- }
+/* 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:
- 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;
+ return TEXCOORDMODE_WRAP;
}
-
- 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 )
+/* 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)
{
- 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);
-}
-
+ GLcontext *ctx = &intel->ctx;
+ struct i830_context *i830 = i830_context(ctx);
+ struct gl_texture_unit *tUnit = &ctx->Texture.Unit[unit];
+ struct gl_texture_object *tObj = tUnit->_Current;
+ struct intel_texture_object *intelObj = intel_texture_object(tObj);
+ struct gl_texture_image *firstImage;
+ GLuint *state = i830->state.Tex[unit], format, pitch;
+ GLint lodbias;
+ memset(state, 0, sizeof(state));
-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;
+ /*We need to refcount these. */
- if (0) fprintf(stderr, "%s\n", __FUNCTION__);
+ if (i830->state.tex_buffer[unit] != NULL) {
+ dri_bo_unreference(i830->state.tex_buffer[unit]);
+ i830->state.tex_buffer[unit] = NULL;
+ }
- /* Fallback if there's a texture border */
- if ( tObj->Image[0][tObj->BaseLevel]->Border > 0 ) {
- fprintf(stderr, "Texture border\n");
+ if (!intelObj->imageOverride && !intel_finalize_mipmap_tree(intel, unit))
return GL_FALSE;
- }
- /* Upload teximages (not pipelined)
+ /* Get first image here, since intelObj->firstLevel will get set in
+ * the intel_finalize_mipmap_tree() call above.
*/
- if (t->intel.base.dirty_images[0]) {
- if (!i830SetTexImages( i830, tObj )) {
- return GL_FALSE;
+ 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;
}
- }
-
- /* 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;
+ 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);
- 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;
+ format = translate_texture_format(firstImage->TexFormat->MesaFormat);
+ pitch = intelObj->mt->pitch * intelObj->mt->cpp;
}
- return GL_TRUE;
-}
+ state[I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
+ (LOAD_TEXTURE_MAP0 << unit) | 4);
+/* state[I830_TEXREG_TM0S0] = (TM0S0_USE_FENCE | */
+/* t->intel.TextureOffset); */
-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;
+ 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 ((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;
+ {
+ 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));
}
- 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;
- }
+ {
+ 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;
}
- }
-
- return GL_TRUE;
-}
+ 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;
+ }
+ }
+ lodbias = (int) ((tUnit->LodBias + tObj->LodBias) * 16.0);
+ if (lodbias < -64)
+ lodbias = -64;
+ if (lodbias > 63)
+ lodbias = 63;
+
+ state[I830_TEXREG_TM0S3] = ((lodbias << TM0S3_LOD_BIAS_SHIFT) &
+ TM0S3_LOD_BIAS_MASK);
+#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));
+ }
-static GLboolean disable_tex( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
+ {
+ GLenum ws = tObj->WrapS;
+ GLenum wt = tObj->WrapT;
- /* 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.
+ /* 3D textures not available on i830
*/
-
- i830->intel.CurrentTexObj[unit]->base.bound &= ~(1U << 0);
- i830->intel.CurrentTexObj[unit] = NULL;
+ 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)));
}
- return GL_TRUE;
-}
-static GLboolean i830UpdateTexUnit( GLcontext *ctx, GLuint unit )
-{
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+ state[I830_TEXREG_TM0S4] = INTEL_PACKCOLOR8888(tObj->_BorderChan[0],
+ tObj->_BorderChan[1],
+ tObj->_BorderChan[2],
+ tObj->_BorderChan[3]);
- 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;
- }
+ 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( 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 ));
+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 );
+ FALLBACK(intel, I830_FALLBACK_TEXTURE, !ok);
if (ok)
- i830EmitTextureBlend( i830 );
+ i830EmitTextureBlend(i830);
}
-
-
-
generated by cgit v1.2.3 (git 2.39.1) at 2025-02-08 17:46:42 +0000