diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_texstate.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_texstate.c | 1468 |
1 files changed, 0 insertions, 1468 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_texstate.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_texstate.c deleted file mode 100644 index 4a6b285a5..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_texstate.c +++ /dev/null @@ -1,1468 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/r200/r200_texstate.c,v 1.3 2003/02/15 22:18:47 dawes Exp $ */ -/* -Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. - -The Weather Channel (TM) funded Tungsten Graphics to develop the -initial release of the Radeon 8500 driver under the XFree86 license. -This notice must be preserved. - -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, sublicense, 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 NONINFRINGEMENT. -IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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. - -**************************************************************************/ - -/* - * Authors: - * Keith Whitwell <keith@tungstengraphics.com> - */ - -#include "glheader.h" -#include "imports.h" -#include "context.h" -#include "macros.h" -#include "texformat.h" -#include "enums.h" - -#include "r200_context.h" -#include "r200_state.h" -#include "r200_ioctl.h" -#include "r200_swtcl.h" -#include "r200_tex.h" -#include "r200_tcl.h" - - -#define R200_TXFORMAT_A8 R200_TXFORMAT_I8 -#define R200_TXFORMAT_L8 R200_TXFORMAT_I8 -#define R200_TXFORMAT_AL88 R200_TXFORMAT_AI88 -#define R200_TXFORMAT_YCBCR R200_TXFORMAT_YVYU422 -#define R200_TXFORMAT_YCBCR_REV R200_TXFORMAT_VYUY422 -#define R200_TXFORMAT_RGB_DXT1 R200_TXFORMAT_DXT1 -#define R200_TXFORMAT_RGBA_DXT1 R200_TXFORMAT_DXT1 -#define R200_TXFORMAT_RGBA_DXT3 R200_TXFORMAT_DXT23 -#define R200_TXFORMAT_RGBA_DXT5 R200_TXFORMAT_DXT45 - -#define _COLOR(f) \ - [ MESA_FORMAT_ ## f ] = { R200_TXFORMAT_ ## f, 0 } -#define _COLOR_REV(f) \ - [ MESA_FORMAT_ ## f ## _REV ] = { R200_TXFORMAT_ ## f, 0 } -#define _ALPHA(f) \ - [ MESA_FORMAT_ ## f ] = { R200_TXFORMAT_ ## f | R200_TXFORMAT_ALPHA_IN_MAP, 0 } -#define _ALPHA_REV(f) \ - [ MESA_FORMAT_ ## f ## _REV ] = { R200_TXFORMAT_ ## f | R200_TXFORMAT_ALPHA_IN_MAP, 0 } -#define _YUV(f) \ - [ MESA_FORMAT_ ## f ] = { R200_TXFORMAT_ ## f, R200_YUV_TO_RGB } -#define _INVALID(f) \ - [ MESA_FORMAT_ ## f ] = { 0xffffffff, 0 } -#define VALID_FORMAT(f) ( ((f) <= MESA_FORMAT_RGBA_DXT5) \ - && (tx_table[f].format != 0xffffffff) ) - -static const struct { - GLuint format, filter; -} -tx_table[] = -{ - _ALPHA(RGBA8888), - _ALPHA_REV(RGBA8888), - _ALPHA(ARGB8888), - _ALPHA_REV(ARGB8888), - _INVALID(RGB888), - _COLOR(RGB565), - _COLOR_REV(RGB565), - _ALPHA(ARGB4444), - _ALPHA_REV(ARGB4444), - _ALPHA(ARGB1555), - _ALPHA_REV(ARGB1555), - _ALPHA(AL88), - _ALPHA_REV(AL88), - _ALPHA(A8), - _COLOR(L8), - _ALPHA(I8), - _INVALID(CI8), - _YUV(YCBCR), - _YUV(YCBCR_REV), - _INVALID(RGB_FXT1), - _INVALID(RGBA_FXT1), - _COLOR(RGB_DXT1), - _ALPHA(RGBA_DXT1), - _ALPHA(RGBA_DXT3), - _ALPHA(RGBA_DXT5), -}; - -#undef _COLOR -#undef _ALPHA -#undef _INVALID - -/** - * This function computes the number of bytes of storage needed for - * the given texture object (all mipmap levels, all cube faces). - * The \c image[face][level].x/y/width/height parameters for upload/blitting - * are computed here. \c pp_txfilter, \c pp_txformat, etc. will be set here - * too. - * - * \param rmesa Context pointer - * \param tObj GL texture object whose images are to be posted to - * hardware state. - */ -static void r200SetTexImages( r200ContextPtr rmesa, - struct gl_texture_object *tObj ) -{ - r200TexObjPtr t = (r200TexObjPtr)tObj->DriverData; - const struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel]; - GLint curOffset, blitWidth; - GLint i, texelBytes; - GLint numLevels; - GLint log2Width, log2Height, log2Depth; - - /* Set the hardware texture format - */ - - t->pp_txformat &= ~(R200_TXFORMAT_FORMAT_MASK | - R200_TXFORMAT_ALPHA_IN_MAP); - t->pp_txfilter &= ~R200_YUV_TO_RGB; - - if ( VALID_FORMAT( baseImage->TexFormat->MesaFormat ) ) { - t->pp_txformat |= tx_table[ baseImage->TexFormat->MesaFormat ].format; - t->pp_txfilter |= tx_table[ baseImage->TexFormat->MesaFormat ].filter; - } - else { - _mesa_problem(NULL, "unexpected texture format in %s", __FUNCTION__); - return; - } - - texelBytes = baseImage->TexFormat->TexelBytes; - - /* Compute which mipmap levels we really want to send to the hardware. - */ - - driCalculateTextureFirstLastLevel( (driTextureObject *) t ); - log2Width = tObj->Image[0][t->base.firstLevel]->WidthLog2; - log2Height = tObj->Image[0][t->base.firstLevel]->HeightLog2; - log2Depth = tObj->Image[0][t->base.firstLevel]->DepthLog2; - - numLevels = t->base.lastLevel - t->base.firstLevel + 1; - - assert(numLevels <= RADEON_MAX_TEXTURE_LEVELS); - - /* Calculate mipmap offsets and dimensions for blitting (uploading) - * The idea is that we lay out the mipmap levels within a block of - * memory organized as a rectangle of width BLIT_WIDTH_BYTES. - */ - curOffset = 0; - blitWidth = BLIT_WIDTH_BYTES; - t->tile_bits = 0; - - /* figure out if this texture is suitable for tiling. */ - if (texelBytes) { - if (rmesa->texmicrotile && (tObj->Target != GL_TEXTURE_RECTANGLE_NV) && - /* texrect might be able to use micro tiling too in theory? */ - (baseImage->Height > 1)) { - /* allow 32 (bytes) x 1 mip (which will use two times the space - the non-tiled version would use) max if base texture is large enough */ - if ((numLevels == 1) || - (((baseImage->Width * texelBytes / baseImage->Height) <= 32) && - (baseImage->Width * texelBytes > 64)) || - ((baseImage->Width * texelBytes / baseImage->Height) <= 16)) { - t->tile_bits |= R200_TXO_MICRO_TILE; - } - } - if (tObj->Target != GL_TEXTURE_RECTANGLE_NV) { - /* we can set macro tiling even for small textures, they will be untiled anyway */ - t->tile_bits |= R200_TXO_MACRO_TILE; - } - } - - for (i = 0; i < numLevels; i++) { - const struct gl_texture_image *texImage; - GLuint size; - - texImage = tObj->Image[0][i + t->base.firstLevel]; - if ( !texImage ) - break; - - /* find image size in bytes */ - if (texImage->IsCompressed) { - /* need to calculate the size AFTER padding even though the texture is - submitted without padding. - Only handle pot textures currently - don't know if npot is even possible, - size calculation would certainly need (trivial) adjustments. - Align (and later pad) to 32byte, not sure what that 64byte blit width is - good for? */ - if ((t->pp_txformat & R200_TXFORMAT_FORMAT_MASK) == R200_TXFORMAT_DXT1) { - /* RGB_DXT1/RGBA_DXT1, 8 bytes per block */ - if ((texImage->Width + 3) < 8) /* width one block */ - size = texImage->CompressedSize * 4; - else if ((texImage->Width + 3) < 16) - size = texImage->CompressedSize * 2; - else size = texImage->CompressedSize; - } - else /* DXT3/5, 16 bytes per block */ - if ((texImage->Width + 3) < 8) - size = texImage->CompressedSize * 2; - else size = texImage->CompressedSize; - } - else if (tObj->Target == GL_TEXTURE_RECTANGLE_NV) { - size = ((texImage->Width * texelBytes + 63) & ~63) * texImage->Height; - } - else if (t->tile_bits & R200_TXO_MICRO_TILE) { - /* tile pattern is 16 bytes x2. mipmaps stay 32 byte aligned, - though the actual offset may be different (if texture is less than - 32 bytes width) to the untiled case */ - int w = (texImage->Width * texelBytes * 2 + 31) & ~31; - size = (w * ((texImage->Height + 1) / 2)) * texImage->Depth; - blitWidth = MAX2(texImage->Width, 64 / texelBytes); - } - else { - int w = (texImage->Width * texelBytes + 31) & ~31; - size = w * texImage->Height * texImage->Depth; - blitWidth = MAX2(texImage->Width, 64 / texelBytes); - } - assert(size > 0); - - /* Align to 32-byte offset. It is faster to do this unconditionally - * (no branch penalty). - */ - - curOffset = (curOffset + 0x1f) & ~0x1f; - - if (texelBytes) { - t->image[0][i].x = curOffset; /* fix x and y coords up later together with offset */ - t->image[0][i].y = 0; - t->image[0][i].width = MIN2(size / texelBytes, blitWidth); - t->image[0][i].height = (size / texelBytes) / t->image[0][i].width; - } - else { - t->image[0][i].x = curOffset % BLIT_WIDTH_BYTES; - t->image[0][i].y = curOffset / BLIT_WIDTH_BYTES; - t->image[0][i].width = MIN2(size, BLIT_WIDTH_BYTES); - t->image[0][i].height = size / t->image[0][i].width; - } - -#if 0 - /* for debugging only and only applicable to non-rectangle targets */ - assert(size % t->image[0][i].width == 0); - assert(t->image[0][i].x == 0 - || (size < BLIT_WIDTH_BYTES && t->image[0][i].height == 1)); -#endif - - if (0) - fprintf(stderr, - "level %d: %dx%d x=%d y=%d w=%d h=%d size=%d at %d\n", - i, texImage->Width, texImage->Height, - t->image[0][i].x, t->image[0][i].y, - t->image[0][i].width, t->image[0][i].height, size, curOffset); - - curOffset += size; - - } - - /* Align the total size of texture memory block. - */ - t->base.totalSize = (curOffset + RADEON_OFFSET_MASK) & ~RADEON_OFFSET_MASK; - - /* Setup remaining cube face blits, if needed */ - if (tObj->Target == GL_TEXTURE_CUBE_MAP) { - const GLuint faceSize = t->base.totalSize; - GLuint face; - /* reuse face 0 x/y/width/height - just update the offset when uploading */ - for (face = 1; face < 6; face++) { - for (i = 0; i < numLevels; i++) { - t->image[face][i].x = t->image[0][i].x; - t->image[face][i].y = t->image[0][i].y; - t->image[face][i].width = t->image[0][i].width; - t->image[face][i].height = t->image[0][i].height; - } - } - t->base.totalSize = 6 * faceSize; /* total texmem needed */ - } - - - /* Hardware state: - */ - t->pp_txfilter &= ~R200_MAX_MIP_LEVEL_MASK; - t->pp_txfilter |= (numLevels - 1) << R200_MAX_MIP_LEVEL_SHIFT; - - t->pp_txformat &= ~(R200_TXFORMAT_WIDTH_MASK | - R200_TXFORMAT_HEIGHT_MASK | - R200_TXFORMAT_CUBIC_MAP_ENABLE | - R200_TXFORMAT_F5_WIDTH_MASK | - R200_TXFORMAT_F5_HEIGHT_MASK); - t->pp_txformat |= ((log2Width << R200_TXFORMAT_WIDTH_SHIFT) | - (log2Height << R200_TXFORMAT_HEIGHT_SHIFT)); - - t->pp_txformat_x &= ~(R200_DEPTH_LOG2_MASK | R200_TEXCOORD_MASK); - if (tObj->Target == GL_TEXTURE_3D) { - t->pp_txformat_x |= (log2Depth << R200_DEPTH_LOG2_SHIFT); - t->pp_txformat_x |= R200_TEXCOORD_VOLUME; - } - else if (tObj->Target == GL_TEXTURE_CUBE_MAP) { - ASSERT(log2Width == log2Height); - t->pp_txformat |= ((log2Width << R200_TXFORMAT_F5_WIDTH_SHIFT) | - (log2Height << R200_TXFORMAT_F5_HEIGHT_SHIFT) | - (R200_TXFORMAT_CUBIC_MAP_ENABLE)); - t->pp_txformat_x |= R200_TEXCOORD_CUBIC_ENV; - t->pp_cubic_faces = ((log2Width << R200_FACE_WIDTH_1_SHIFT) | - (log2Height << R200_FACE_HEIGHT_1_SHIFT) | - (log2Width << R200_FACE_WIDTH_2_SHIFT) | - (log2Height << R200_FACE_HEIGHT_2_SHIFT) | - (log2Width << R200_FACE_WIDTH_3_SHIFT) | - (log2Height << R200_FACE_HEIGHT_3_SHIFT) | - (log2Width << R200_FACE_WIDTH_4_SHIFT) | - (log2Height << R200_FACE_HEIGHT_4_SHIFT)); - } - else { - /* If we don't in fact send enough texture coordinates, q will be 1, - * making TEXCOORD_PROJ act like TEXCOORD_NONPROJ (Right?) - */ - t->pp_txformat_x |= R200_TEXCOORD_PROJ; - } - - t->pp_txsize = (((tObj->Image[0][t->base.firstLevel]->Width - 1) << 0) | - ((tObj->Image[0][t->base.firstLevel]->Height - 1) << 16)); - - /* Only need to round to nearest 32 for textures, but the blitter - * requires 64-byte aligned pitches, and we may/may not need the - * blitter. NPOT only! - */ - if (baseImage->IsCompressed) - t->pp_txpitch = (tObj->Image[0][t->base.firstLevel]->Width + 63) & ~(63); - else - t->pp_txpitch = ((tObj->Image[0][t->base.firstLevel]->Width * texelBytes) + 63) & ~(63); - t->pp_txpitch -= 32; - - t->dirty_state = TEX_ALL; - - /* FYI: r200UploadTexImages( rmesa, t ) used to be called here */ -} - - - -/* ================================================================ - * Texture combine functions - */ - -/* GL_ARB_texture_env_combine support - */ - -/* The color tables have combine functions for GL_SRC_COLOR, - * GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA and GL_ONE_MINUS_SRC_ALPHA. - */ -static GLuint r200_register_color[][R200_MAX_TEXTURE_UNITS] = -{ - { - R200_TXC_ARG_A_R0_COLOR, - R200_TXC_ARG_A_R1_COLOR, - R200_TXC_ARG_A_R2_COLOR, - R200_TXC_ARG_A_R3_COLOR, - R200_TXC_ARG_A_R4_COLOR, - R200_TXC_ARG_A_R5_COLOR - }, - { - R200_TXC_ARG_A_R0_COLOR | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R1_COLOR | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R2_COLOR | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R3_COLOR | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R4_COLOR | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R5_COLOR | R200_TXC_COMP_ARG_A - }, - { - R200_TXC_ARG_A_R0_ALPHA, - R200_TXC_ARG_A_R1_ALPHA, - R200_TXC_ARG_A_R2_ALPHA, - R200_TXC_ARG_A_R3_ALPHA, - R200_TXC_ARG_A_R4_ALPHA, - R200_TXC_ARG_A_R5_ALPHA - }, - { - R200_TXC_ARG_A_R0_ALPHA | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R1_ALPHA | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R2_ALPHA | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R3_ALPHA | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R4_ALPHA | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_R5_ALPHA | R200_TXC_COMP_ARG_A - }, -}; - -static GLuint r200_tfactor_color[] = -{ - R200_TXC_ARG_A_TFACTOR_COLOR, - R200_TXC_ARG_A_TFACTOR_COLOR | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_TFACTOR_ALPHA, - R200_TXC_ARG_A_TFACTOR_ALPHA | R200_TXC_COMP_ARG_A -}; - -static GLuint r200_primary_color[] = -{ - R200_TXC_ARG_A_DIFFUSE_COLOR, - R200_TXC_ARG_A_DIFFUSE_COLOR | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_DIFFUSE_ALPHA, - R200_TXC_ARG_A_DIFFUSE_ALPHA | R200_TXC_COMP_ARG_A -}; - -/* GL_ZERO table - indices 0-3 - * GL_ONE table - indices 1-4 - */ -static GLuint r200_zero_color[] = -{ - R200_TXC_ARG_A_ZERO, - R200_TXC_ARG_A_ZERO | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_ZERO, - R200_TXC_ARG_A_ZERO | R200_TXC_COMP_ARG_A, - R200_TXC_ARG_A_ZERO -}; - -/* The alpha tables only have GL_SRC_ALPHA and GL_ONE_MINUS_SRC_ALPHA. - */ -static GLuint r200_register_alpha[][R200_MAX_TEXTURE_UNITS] = -{ - { - R200_TXA_ARG_A_R0_ALPHA, - R200_TXA_ARG_A_R1_ALPHA, - R200_TXA_ARG_A_R2_ALPHA, - R200_TXA_ARG_A_R3_ALPHA, - R200_TXA_ARG_A_R4_ALPHA, - R200_TXA_ARG_A_R5_ALPHA - }, - { - R200_TXA_ARG_A_R0_ALPHA | R200_TXA_COMP_ARG_A, - R200_TXA_ARG_A_R1_ALPHA | R200_TXA_COMP_ARG_A, - R200_TXA_ARG_A_R2_ALPHA | R200_TXA_COMP_ARG_A, - R200_TXA_ARG_A_R3_ALPHA | R200_TXA_COMP_ARG_A, - R200_TXA_ARG_A_R4_ALPHA | R200_TXA_COMP_ARG_A, - R200_TXA_ARG_A_R5_ALPHA | R200_TXA_COMP_ARG_A - }, -}; - -static GLuint r200_tfactor_alpha[] = -{ - R200_TXA_ARG_A_TFACTOR_ALPHA, - R200_TXA_ARG_A_TFACTOR_ALPHA | R200_TXA_COMP_ARG_A -}; - -static GLuint r200_primary_alpha[] = -{ - R200_TXA_ARG_A_DIFFUSE_ALPHA, - R200_TXA_ARG_A_DIFFUSE_ALPHA | R200_TXA_COMP_ARG_A -}; - -/* GL_ZERO table - indices 0-1 - * GL_ONE table - indices 1-2 - */ -static GLuint r200_zero_alpha[] = -{ - R200_TXA_ARG_A_ZERO, - R200_TXA_ARG_A_ZERO | R200_TXA_COMP_ARG_A, - R200_TXA_ARG_A_ZERO, -}; - - -/* Extract the arg from slot A, shift it into the correct argument slot - * and set the corresponding complement bit. - */ -#define R200_COLOR_ARG( n, arg ) \ -do { \ - color_combine |= \ - ((color_arg[n] & R200_TXC_ARG_A_MASK) \ - << R200_TXC_ARG_##arg##_SHIFT); \ - color_combine |= \ - ((color_arg[n] >> R200_TXC_COMP_ARG_A_SHIFT) \ - << R200_TXC_COMP_ARG_##arg##_SHIFT); \ -} while (0) - -#define R200_ALPHA_ARG( n, arg ) \ -do { \ - alpha_combine |= \ - ((alpha_arg[n] & R200_TXA_ARG_A_MASK) \ - << R200_TXA_ARG_##arg##_SHIFT); \ - alpha_combine |= \ - ((alpha_arg[n] >> R200_TXA_COMP_ARG_A_SHIFT) \ - << R200_TXA_COMP_ARG_##arg##_SHIFT); \ -} while (0) - - -/* ================================================================ - * Texture unit state management - */ - -static GLboolean r200UpdateTextureEnv( GLcontext *ctx, int unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - GLuint color_combine, alpha_combine; - GLuint color_scale = rmesa->hw.pix[unit].cmd[PIX_PP_TXCBLEND2] & - ~(R200_TXC_SCALE_MASK); - GLuint alpha_scale = rmesa->hw.pix[unit].cmd[PIX_PP_TXABLEND2] & - ~(R200_TXA_DOT_ALPHA | R200_TXA_SCALE_MASK); - - /* texUnit->_Current can be NULL if and only if the texture unit is - * not actually enabled. - */ - assert( (texUnit->_ReallyEnabled == 0) - || (texUnit->_Current != NULL) ); - - if ( R200_DEBUG & DEBUG_TEXTURE ) { - fprintf( stderr, "%s( %p, %d )\n", __FUNCTION__, (void *)ctx, unit ); - } - - /* Set the texture environment state. Isn't this nice and clean? - * The chip will automagically set the texture alpha to 0xff when - * the texture format does not include an alpha component. This - * reduces the amount of special-casing we have to do, alpha-only - * textures being a notable exception. - */ - /* Don't cache these results. - */ - rmesa->state.texture.unit[unit].format = 0; - rmesa->state.texture.unit[unit].envMode = 0; - - if ( !texUnit->_ReallyEnabled ) { - if ( unit == 0 ) { - color_combine = R200_TXC_ARG_A_ZERO | R200_TXC_ARG_B_ZERO - | R200_TXC_ARG_C_DIFFUSE_COLOR | R200_TXC_OP_MADD; - alpha_combine = R200_TXA_ARG_A_ZERO | R200_TXA_ARG_B_ZERO - | R200_TXA_ARG_C_DIFFUSE_ALPHA | R200_TXA_OP_MADD; - } - else { - color_combine = R200_TXC_ARG_A_ZERO | R200_TXC_ARG_B_ZERO - | R200_TXC_ARG_C_R0_COLOR | R200_TXC_OP_MADD; - alpha_combine = R200_TXA_ARG_A_ZERO | R200_TXA_ARG_B_ZERO - | R200_TXA_ARG_C_R0_ALPHA | R200_TXA_OP_MADD; - } - } - else { - GLuint color_arg[3], alpha_arg[3]; - GLuint i; - const GLuint numColorArgs = texUnit->_CurrentCombine->_NumArgsRGB; - const GLuint numAlphaArgs = texUnit->_CurrentCombine->_NumArgsA; - GLuint RGBshift = texUnit->_CurrentCombine->ScaleShiftRGB; - GLuint Ashift = texUnit->_CurrentCombine->ScaleShiftA; - - - /* Step 1: - * Extract the color and alpha combine function arguments. - */ - for ( i = 0 ; i < numColorArgs ; i++ ) { - const GLint op = texUnit->_CurrentCombine->OperandRGB[i] - GL_SRC_COLOR; - assert(op >= 0); - assert(op <= 3); - switch ( texUnit->_CurrentCombine->SourceRGB[i] ) { - case GL_TEXTURE: - color_arg[i] = r200_register_color[op][unit]; - break; - case GL_CONSTANT: - color_arg[i] = r200_tfactor_color[op]; - break; - case GL_PRIMARY_COLOR: - color_arg[i] = r200_primary_color[op]; - break; - case GL_PREVIOUS: - if (unit == 0) - color_arg[i] = r200_primary_color[op]; - else - color_arg[i] = r200_register_color[op][0]; - break; - case GL_ZERO: - color_arg[i] = r200_zero_color[op]; - break; - case GL_ONE: - color_arg[i] = r200_zero_color[op+1]; - break; - default: - return GL_FALSE; - } - } - - for ( i = 0 ; i < numAlphaArgs ; i++ ) { - const GLint op = texUnit->_CurrentCombine->OperandA[i] - GL_SRC_ALPHA; - assert(op >= 0); - assert(op <= 1); - switch ( texUnit->_CurrentCombine->SourceA[i] ) { - case GL_TEXTURE: - alpha_arg[i] = r200_register_alpha[op][unit]; - break; - case GL_CONSTANT: - alpha_arg[i] = r200_tfactor_alpha[op]; - break; - case GL_PRIMARY_COLOR: - alpha_arg[i] = r200_primary_alpha[op]; - break; - case GL_PREVIOUS: - if (unit == 0) - alpha_arg[i] = r200_primary_alpha[op]; - else - alpha_arg[i] = r200_register_alpha[op][0]; - break; - case GL_ZERO: - alpha_arg[i] = r200_zero_alpha[op]; - break; - case GL_ONE: - alpha_arg[i] = r200_zero_alpha[op+1]; - break; - default: - return GL_FALSE; - } - } - - /* Step 2: - * Build up the color and alpha combine functions. - */ - switch ( texUnit->_CurrentCombine->ModeRGB ) { - case GL_REPLACE: - color_combine = (R200_TXC_ARG_A_ZERO | - R200_TXC_ARG_B_ZERO | - R200_TXC_OP_MADD); - R200_COLOR_ARG( 0, C ); - break; - case GL_MODULATE: - color_combine = (R200_TXC_ARG_C_ZERO | - R200_TXC_OP_MADD); - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, B ); - break; - case GL_ADD: - color_combine = (R200_TXC_ARG_B_ZERO | - R200_TXC_COMP_ARG_B | - R200_TXC_OP_MADD); - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, C ); - break; - case GL_ADD_SIGNED: - color_combine = (R200_TXC_ARG_B_ZERO | - R200_TXC_COMP_ARG_B | - R200_TXC_BIAS_ARG_C | /* new */ - R200_TXC_OP_MADD); /* was ADDSIGNED */ - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, C ); - break; - case GL_SUBTRACT: - color_combine = (R200_TXC_ARG_B_ZERO | - R200_TXC_COMP_ARG_B | - R200_TXC_NEG_ARG_C | - R200_TXC_OP_MADD); - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, C ); - break; - case GL_INTERPOLATE: - color_combine = (R200_TXC_OP_LERP); - R200_COLOR_ARG( 0, B ); - R200_COLOR_ARG( 1, A ); - R200_COLOR_ARG( 2, C ); - break; - - case GL_DOT3_RGB_EXT: - case GL_DOT3_RGBA_EXT: - /* The EXT version of the DOT3 extension does not support the - * scale factor, but the ARB version (and the version in OpenGL - * 1.3) does. - */ - RGBshift = 0; - /* FALLTHROUGH */ - - case GL_DOT3_RGB: - case GL_DOT3_RGBA: - /* DOT3 works differently on R200 than on R100. On R100, just - * setting the DOT3 mode did everything for you. On R200, the - * driver has to enable the biasing and scale in the inputs to - * put them in the proper [-1,1] range. This is what the 4x and - * the -0.5 in the DOT3 spec do. The post-scale is then set - * normally. - */ - - color_combine = (R200_TXC_ARG_C_ZERO | - R200_TXC_OP_DOT3 | - R200_TXC_BIAS_ARG_A | - R200_TXC_BIAS_ARG_B | - R200_TXC_SCALE_ARG_A | - R200_TXC_SCALE_ARG_B); - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, B ); - break; - - case GL_MODULATE_ADD_ATI: - color_combine = (R200_TXC_OP_MADD); - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, C ); - R200_COLOR_ARG( 2, B ); - break; - case GL_MODULATE_SIGNED_ADD_ATI: - color_combine = (R200_TXC_BIAS_ARG_C | /* new */ - R200_TXC_OP_MADD); /* was ADDSIGNED */ - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, C ); - R200_COLOR_ARG( 2, B ); - break; - case GL_MODULATE_SUBTRACT_ATI: - color_combine = (R200_TXC_NEG_ARG_C | - R200_TXC_OP_MADD); - R200_COLOR_ARG( 0, A ); - R200_COLOR_ARG( 1, C ); - R200_COLOR_ARG( 2, B ); - break; - default: - return GL_FALSE; - } - - switch ( texUnit->_CurrentCombine->ModeA ) { - case GL_REPLACE: - alpha_combine = (R200_TXA_ARG_A_ZERO | - R200_TXA_ARG_B_ZERO | - R200_TXA_OP_MADD); - R200_ALPHA_ARG( 0, C ); - break; - case GL_MODULATE: - alpha_combine = (R200_TXA_ARG_C_ZERO | - R200_TXA_OP_MADD); - R200_ALPHA_ARG( 0, A ); - R200_ALPHA_ARG( 1, B ); - break; - case GL_ADD: - alpha_combine = (R200_TXA_ARG_B_ZERO | - R200_TXA_COMP_ARG_B | - R200_TXA_OP_MADD); - R200_ALPHA_ARG( 0, A ); - R200_ALPHA_ARG( 1, C ); - break; - case GL_ADD_SIGNED: - alpha_combine = (R200_TXA_ARG_B_ZERO | - R200_TXA_COMP_ARG_B | - R200_TXA_BIAS_ARG_C | /* new */ - R200_TXA_OP_MADD); /* was ADDSIGNED */ - R200_ALPHA_ARG( 0, A ); - R200_ALPHA_ARG( 1, C ); - break; - case GL_SUBTRACT: - alpha_combine = (R200_TXA_ARG_B_ZERO | - R200_TXA_COMP_ARG_B | - R200_TXA_NEG_ARG_C | - R200_TXA_OP_MADD); - R200_ALPHA_ARG( 0, A ); - R200_ALPHA_ARG( 1, C ); - break; - case GL_INTERPOLATE: - alpha_combine = (R200_TXA_OP_LERP); - R200_ALPHA_ARG( 0, B ); - R200_ALPHA_ARG( 1, A ); - R200_ALPHA_ARG( 2, C ); - break; - - case GL_MODULATE_ADD_ATI: - alpha_combine = (R200_TXA_OP_MADD); - R200_ALPHA_ARG( 0, A ); - R200_ALPHA_ARG( 1, C ); - R200_ALPHA_ARG( 2, B ); - break; - case GL_MODULATE_SIGNED_ADD_ATI: - alpha_combine = (R200_TXA_BIAS_ARG_C | /* new */ - R200_TXA_OP_MADD); /* was ADDSIGNED */ - R200_ALPHA_ARG( 0, A ); - R200_ALPHA_ARG( 1, C ); - R200_ALPHA_ARG( 2, B ); - break; - case GL_MODULATE_SUBTRACT_ATI: - alpha_combine = (R200_TXA_NEG_ARG_C | - R200_TXA_OP_MADD); - R200_ALPHA_ARG( 0, A ); - R200_ALPHA_ARG( 1, C ); - R200_ALPHA_ARG( 2, B ); - break; - default: - return GL_FALSE; - } - - if ( (texUnit->_CurrentCombine->ModeRGB == GL_DOT3_RGBA_EXT) - || (texUnit->_CurrentCombine->ModeRGB == GL_DOT3_RGBA) ) { - alpha_scale |= R200_TXA_DOT_ALPHA; - Ashift = RGBshift; - } - - /* Step 3: - * Apply the scale factor. - */ - color_scale |= (RGBshift << R200_TXC_SCALE_SHIFT); - alpha_scale |= (Ashift << R200_TXA_SCALE_SHIFT); - - /* All done! - */ - } - - if ( rmesa->hw.pix[unit].cmd[PIX_PP_TXCBLEND] != color_combine || - rmesa->hw.pix[unit].cmd[PIX_PP_TXABLEND] != alpha_combine || - rmesa->hw.pix[unit].cmd[PIX_PP_TXCBLEND2] != color_scale || - rmesa->hw.pix[unit].cmd[PIX_PP_TXABLEND2] != alpha_scale) { - R200_STATECHANGE( rmesa, pix[unit] ); - rmesa->hw.pix[unit].cmd[PIX_PP_TXCBLEND] = color_combine; - rmesa->hw.pix[unit].cmd[PIX_PP_TXABLEND] = alpha_combine; - rmesa->hw.pix[unit].cmd[PIX_PP_TXCBLEND2] = color_scale; - rmesa->hw.pix[unit].cmd[PIX_PP_TXABLEND2] = alpha_scale; - } - - return GL_TRUE; -} - -#define TEXOBJ_TXFILTER_MASK (R200_MAX_MIP_LEVEL_MASK | \ - R200_MIN_FILTER_MASK | \ - R200_MAG_FILTER_MASK | \ - R200_MAX_ANISO_MASK | \ - R200_YUV_TO_RGB | \ - R200_YUV_TEMPERATURE_MASK | \ - R200_CLAMP_S_MASK | \ - R200_CLAMP_T_MASK | \ - R200_BORDER_MODE_D3D ) - -#define TEXOBJ_TXFORMAT_MASK (R200_TXFORMAT_WIDTH_MASK | \ - R200_TXFORMAT_HEIGHT_MASK | \ - R200_TXFORMAT_FORMAT_MASK | \ - R200_TXFORMAT_F5_WIDTH_MASK | \ - R200_TXFORMAT_F5_HEIGHT_MASK | \ - R200_TXFORMAT_ALPHA_IN_MAP | \ - R200_TXFORMAT_CUBIC_MAP_ENABLE | \ - R200_TXFORMAT_NON_POWER2) - -#define TEXOBJ_TXFORMAT_X_MASK (R200_DEPTH_LOG2_MASK | \ - R200_TEXCOORD_MASK | \ - R200_CLAMP_Q_MASK | \ - R200_VOLUME_FILTER_MASK) - - -static void import_tex_obj_state( r200ContextPtr rmesa, - int unit, - r200TexObjPtr texobj ) -{ - GLuint *cmd = R200_DB_STATE( tex[unit] ); - - cmd[TEX_PP_TXFILTER] &= ~TEXOBJ_TXFILTER_MASK; - cmd[TEX_PP_TXFILTER] |= texobj->pp_txfilter & TEXOBJ_TXFILTER_MASK; - cmd[TEX_PP_TXFORMAT] &= ~TEXOBJ_TXFORMAT_MASK; - cmd[TEX_PP_TXFORMAT] |= texobj->pp_txformat & TEXOBJ_TXFORMAT_MASK; - cmd[TEX_PP_TXFORMAT_X] &= ~TEXOBJ_TXFORMAT_X_MASK; - cmd[TEX_PP_TXFORMAT_X] |= texobj->pp_txformat_x & TEXOBJ_TXFORMAT_X_MASK; - cmd[TEX_PP_TXSIZE] = texobj->pp_txsize; /* NPOT only! */ - cmd[TEX_PP_TXPITCH] = texobj->pp_txpitch; /* NPOT only! */ - cmd[TEX_PP_TXOFFSET] = texobj->pp_txoffset; - cmd[TEX_PP_BORDER_COLOR] = texobj->pp_border_color; - R200_DB_STATECHANGE( rmesa, &rmesa->hw.tex[unit] ); - - if (texobj->base.tObj->Target == GL_TEXTURE_CUBE_MAP) { - GLuint *cube_cmd = R200_DB_STATE( cube[unit] ); - GLuint bytesPerFace = texobj->base.totalSize / 6; - ASSERT(texobj->base.totalSize % 6 == 0); - cube_cmd[CUBE_PP_CUBIC_FACES] = texobj->pp_cubic_faces; - cube_cmd[CUBE_PP_CUBIC_OFFSET_F1] = texobj->pp_txoffset + 1 * bytesPerFace; - cube_cmd[CUBE_PP_CUBIC_OFFSET_F2] = texobj->pp_txoffset + 2 * bytesPerFace; - cube_cmd[CUBE_PP_CUBIC_OFFSET_F3] = texobj->pp_txoffset + 3 * bytesPerFace; - cube_cmd[CUBE_PP_CUBIC_OFFSET_F4] = texobj->pp_txoffset + 4 * bytesPerFace; - cube_cmd[CUBE_PP_CUBIC_OFFSET_F5] = texobj->pp_txoffset + 5 * bytesPerFace; - R200_DB_STATECHANGE( rmesa, &rmesa->hw.cube[unit] ); - } - - texobj->dirty_state &= ~(1<<unit); -} - - -static void set_texgen_matrix( r200ContextPtr rmesa, - GLuint unit, - const GLfloat *s_plane, - const GLfloat *t_plane, - const GLfloat *r_plane, - const GLfloat *q_plane ) -{ - GLfloat m[16]; - - m[0] = s_plane[0]; - m[4] = s_plane[1]; - m[8] = s_plane[2]; - m[12] = s_plane[3]; - - m[1] = t_plane[0]; - m[5] = t_plane[1]; - m[9] = t_plane[2]; - m[13] = t_plane[3]; - - m[2] = r_plane[0]; - m[6] = r_plane[1]; - m[10] = r_plane[2]; - m[14] = r_plane[3]; - - m[3] = q_plane[0]; - m[7] = q_plane[1]; - m[11] = q_plane[2]; - m[15] = q_plane[3]; - - _math_matrix_loadf( &(rmesa->TexGenMatrix[unit]), m); - _math_matrix_analyse( &(rmesa->TexGenMatrix[unit]) ); - rmesa->TexGenEnabled |= R200_TEXMAT_0_ENABLE<<unit; -} - - -/* - * Returns GL_FALSE if fallback required. - */ -static GLboolean r200_validate_texgen( GLcontext *ctx, GLuint unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - GLuint inputshift = R200_TEXGEN_0_INPUT_SHIFT + unit*4; - GLuint tgi, tgcm; - GLuint mode = 0; - GLboolean mixed_fallback = GL_FALSE; - static const GLfloat I[16] = { - 1, 0, 0, 0, - 0, 1, 0, 0, - 0, 0, 1, 0, - 0, 0, 0, 1 }; - static const GLfloat reflect[16] = { - -1, 0, 0, 0, - 0, -1, 0, 0, - 0, 0, -1, 0, - 0, 0, 0, 1 }; - - rmesa->TexGenCompSel &= ~(R200_OUTPUT_TEX_0 << unit); - rmesa->TexGenEnabled &= ~(R200_TEXGEN_TEXMAT_0_ENABLE<<unit); - rmesa->TexGenEnabled &= ~(R200_TEXMAT_0_ENABLE<<unit); - rmesa->TexGenNeedNormals[unit] = GL_FALSE; - tgi = rmesa->hw.tcg.cmd[TCG_TEX_PROC_CTL_1] & ~(R200_TEXGEN_INPUT_MASK << - inputshift); - tgcm = rmesa->hw.tcg.cmd[TCG_TEX_PROC_CTL_2] & ~(R200_TEXGEN_COMP_MASK << - (unit * 4)); - - if (0) - fprintf(stderr, "%s unit %d\n", __FUNCTION__, unit); - - if (texUnit->TexGenEnabled & S_BIT) { - mode = texUnit->GenModeS; - } else { - tgcm |= R200_TEXGEN_COMP_S << (unit * 4); - } - - if (texUnit->TexGenEnabled & T_BIT) { - if (texUnit->GenModeT != mode) - mixed_fallback = GL_TRUE; - } else { - tgcm |= R200_TEXGEN_COMP_T << (unit * 4); - } - - if (texUnit->TexGenEnabled & R_BIT) { - if (texUnit->GenModeR != mode) - mixed_fallback = GL_TRUE; - } else { - tgcm |= R200_TEXGEN_COMP_R << (unit * 4); - } - - if (texUnit->TexGenEnabled & Q_BIT) { - if (texUnit->GenModeQ != mode) - mixed_fallback = GL_TRUE; - } else { - tgcm |= R200_TEXGEN_COMP_Q << (unit * 4); - } - - if (mixed_fallback) { - if (R200_DEBUG & DEBUG_FALLBACKS) - fprintf(stderr, "fallback mixed texgen, 0x%x (0x%x 0x%x 0x%x 0x%x)\n", - texUnit->TexGenEnabled, texUnit->GenModeS, texUnit->GenModeT, - texUnit->GenModeR, texUnit->GenModeQ); - return GL_FALSE; - } - - switch (mode) { - case GL_OBJECT_LINEAR: - tgi |= R200_TEXGEN_INPUT_OBJ << inputshift; - set_texgen_matrix( rmesa, unit, - (texUnit->TexGenEnabled & S_BIT) ? texUnit->ObjectPlaneS : I, - (texUnit->TexGenEnabled & T_BIT) ? texUnit->ObjectPlaneT : I + 4, - (texUnit->TexGenEnabled & R_BIT) ? texUnit->ObjectPlaneR : I + 8, - (texUnit->TexGenEnabled & Q_BIT) ? texUnit->ObjectPlaneQ : I + 12); - break; - - case GL_EYE_LINEAR: - tgi |= R200_TEXGEN_INPUT_EYE << inputshift; - set_texgen_matrix( rmesa, unit, - (texUnit->TexGenEnabled & S_BIT) ? texUnit->EyePlaneS : I, - (texUnit->TexGenEnabled & T_BIT) ? texUnit->EyePlaneT : I + 4, - (texUnit->TexGenEnabled & R_BIT) ? texUnit->EyePlaneR : I + 8, - (texUnit->TexGenEnabled & Q_BIT) ? texUnit->EyePlaneQ : I + 12); - break; - - case GL_REFLECTION_MAP_NV: - rmesa->TexGenNeedNormals[unit] = GL_TRUE; - tgi |= R200_TEXGEN_INPUT_EYE_REFLECT<<inputshift; - set_texgen_matrix( rmesa, unit, - (texUnit->TexGenEnabled & S_BIT) ? reflect : I, - (texUnit->TexGenEnabled & T_BIT) ? reflect + 4 : I + 4, - (texUnit->TexGenEnabled & R_BIT) ? reflect + 8 : I + 8, - I + 12); - break; - - case GL_NORMAL_MAP_NV: - rmesa->TexGenNeedNormals[unit] = GL_TRUE; - tgi |= R200_TEXGEN_INPUT_EYE_NORMAL<<inputshift; - break; - - case GL_SPHERE_MAP: - rmesa->TexGenNeedNormals[unit] = GL_TRUE; - tgi |= R200_TEXGEN_INPUT_SPHERE<<inputshift; - break; - - case 0: - /* All texgen units were disabled, so just pass coords through. */ - tgi |= unit << inputshift; - break; - - default: - /* Unsupported mode, fallback: - */ - if (R200_DEBUG & DEBUG_FALLBACKS) - fprintf(stderr, "fallback unsupported texgen, %d\n", - texUnit->GenModeS); - return GL_FALSE; - } - - rmesa->TexGenEnabled |= R200_TEXGEN_TEXMAT_0_ENABLE << unit; - rmesa->TexGenCompSel |= R200_OUTPUT_TEX_0 << unit; - - if (tgi != rmesa->hw.tcg.cmd[TCG_TEX_PROC_CTL_1] || - tgcm != rmesa->hw.tcg.cmd[TCG_TEX_PROC_CTL_2]) - { - R200_STATECHANGE(rmesa, tcg); - rmesa->hw.tcg.cmd[TCG_TEX_PROC_CTL_1] = tgi; - rmesa->hw.tcg.cmd[TCG_TEX_PROC_CTL_2] = tgcm; - } - - return GL_TRUE; -} - - -static void disable_tex( GLcontext *ctx, int unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - - if (rmesa->hw.ctx.cmd[CTX_PP_CNTL] & (R200_TEX_0_ENABLE<<unit)) { - /* Texture unit disabled */ - if ( rmesa->state.texture.unit[unit].texobj != NULL ) { - /* The old texture is no longer bound to this texture unit. - * Mark it as such. - */ - - rmesa->state.texture.unit[unit].texobj->base.bound &= ~(1UL << unit); - rmesa->state.texture.unit[unit].texobj = NULL; - } - - R200_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~((R200_TEX_0_ENABLE | - R200_TEX_BLEND_0_ENABLE) << unit); - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_BLEND_0_ENABLE; - - R200_STATECHANGE( rmesa, vtx ); - rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] &= ~(7 << (unit * 3)); - - if (rmesa->TclFallback & (R200_TCL_FALLBACK_TEXGEN_0<<unit)) { - TCL_FALLBACK( ctx, (R200_TCL_FALLBACK_TEXGEN_0<<unit), GL_FALSE); - } - - /* Actually want to keep all units less than max active texture - * enabled, right? Fix this for >2 texunits. - */ - /* FIXME: What should happen here if r200UpdateTextureEnv fails? */ - if (unit == 0) - r200UpdateTextureEnv( ctx, unit ); - - - { - GLuint tmp = rmesa->TexGenEnabled; - - rmesa->TexGenEnabled &= ~(R200_TEXGEN_TEXMAT_0_ENABLE<<unit); - rmesa->TexGenEnabled &= ~(R200_TEXMAT_0_ENABLE<<unit); - rmesa->TexGenNeedNormals[unit] = GL_FALSE; - rmesa->TexGenCompSel &= ~(R200_OUTPUT_TEX_0 << unit); - - if (tmp != rmesa->TexGenEnabled) { - rmesa->recheck_texgen[unit] = GL_TRUE; - rmesa->NewGLState |= _NEW_TEXTURE_MATRIX; - } - } - } -} - -static void set_re_cntl_d3d( GLcontext *ctx, int unit, GLboolean use_d3d ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - - GLuint re_cntl; - - re_cntl = rmesa->hw.set.cmd[SET_RE_CNTL] & ~(R200_VTX_STQ0_D3D << (2 * unit)); - if (use_d3d) - re_cntl |= R200_VTX_STQ0_D3D << (2 * unit); - - if ( re_cntl != rmesa->hw.set.cmd[SET_RE_CNTL] ) { - R200_STATECHANGE( rmesa, set ); - rmesa->hw.set.cmd[SET_RE_CNTL] = re_cntl; - } -} - -static GLboolean enable_tex_2d( GLcontext *ctx, int unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - struct gl_texture_object *tObj = texUnit->_Current; - r200TexObjPtr t = (r200TexObjPtr) tObj->DriverData; - - /* Need to load the 2d images associated with this unit. - */ - if (t->pp_txformat & R200_TXFORMAT_NON_POWER2) { - t->pp_txformat &= ~R200_TXFORMAT_NON_POWER2; - t->base.dirty_images[0] = ~0; - } - - ASSERT(tObj->Target == GL_TEXTURE_2D || tObj->Target == GL_TEXTURE_1D); - - if ( t->base.dirty_images[0] ) { - R200_FIREVERTICES( rmesa ); - r200SetTexImages( rmesa, tObj ); - r200UploadTexImages( rmesa, (r200TexObjPtr) tObj->DriverData, 0 ); - if ( !t->base.memBlock ) - return GL_FALSE; - } - - set_re_cntl_d3d( ctx, unit, GL_FALSE ); - - return GL_TRUE; -} - -#if ENABLE_HW_3D_TEXTURE -static GLboolean enable_tex_3d( GLcontext *ctx, int unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - struct gl_texture_object *tObj = texUnit->_Current; - r200TexObjPtr t = (r200TexObjPtr) tObj->DriverData; - - /* Need to load the 3d images associated with this unit. - */ - if (t->pp_txformat & R200_TXFORMAT_NON_POWER2) { - t->pp_txformat &= ~R200_TXFORMAT_NON_POWER2; - t->base.dirty_images[0] = ~0; - } - - ASSERT(tObj->Target == GL_TEXTURE_3D); - - /* R100 & R200 do not support mipmaps for 3D textures. - */ - if ( (tObj->MinFilter != GL_NEAREST) && (tObj->MinFilter != GL_LINEAR) ) { - return GL_FALSE; - } - - if ( t->base.dirty_images[0] ) { - R200_FIREVERTICES( rmesa ); - r200SetTexImages( rmesa, tObj ); - r200UploadTexImages( rmesa, (r200TexObjPtr) tObj->DriverData, 0 ); - if ( !t->base.memBlock ) - return GL_FALSE; - } - - set_re_cntl_d3d( ctx, unit, GL_TRUE ); - - return GL_TRUE; -} -#endif - -static GLboolean enable_tex_cube( GLcontext *ctx, int unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - struct gl_texture_object *tObj = texUnit->_Current; - r200TexObjPtr t = (r200TexObjPtr) tObj->DriverData; - GLuint face; - - /* Need to load the 2d images associated with this unit. - */ - if (t->pp_txformat & R200_TXFORMAT_NON_POWER2) { - t->pp_txformat &= ~R200_TXFORMAT_NON_POWER2; - for (face = 0; face < 6; face++) - t->base.dirty_images[face] = ~0; - } - - ASSERT(tObj->Target == GL_TEXTURE_CUBE_MAP); - - if ( t->base.dirty_images[0] || t->base.dirty_images[1] || - t->base.dirty_images[2] || t->base.dirty_images[3] || - t->base.dirty_images[4] || t->base.dirty_images[5] ) { - /* flush */ - R200_FIREVERTICES( rmesa ); - /* layout memory space, once for all faces */ - r200SetTexImages( rmesa, tObj ); - } - - /* upload (per face) */ - for (face = 0; face < 6; face++) { - if (t->base.dirty_images[face]) { - r200UploadTexImages( rmesa, (r200TexObjPtr) tObj->DriverData, face ); - } - } - - if ( !t->base.memBlock ) { - /* texmem alloc failed, use s/w fallback */ - return GL_FALSE; - } - - set_re_cntl_d3d( ctx, unit, GL_TRUE ); - - return GL_TRUE; -} - -static GLboolean enable_tex_rect( GLcontext *ctx, int unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - struct gl_texture_object *tObj = texUnit->_Current; - r200TexObjPtr t = (r200TexObjPtr) tObj->DriverData; - - if (!(t->pp_txformat & R200_TXFORMAT_NON_POWER2)) { - t->pp_txformat |= R200_TXFORMAT_NON_POWER2; - t->base.dirty_images[0] = ~0; - } - - ASSERT(tObj->Target == GL_TEXTURE_RECTANGLE_NV); - - if ( t->base.dirty_images[0] ) { - R200_FIREVERTICES( rmesa ); - r200SetTexImages( rmesa, tObj ); - r200UploadTexImages( rmesa, (r200TexObjPtr) tObj->DriverData, 0 ); - if ( !t->base.memBlock && !rmesa->prefer_gart_client_texturing ) - return GL_FALSE; - } - - set_re_cntl_d3d( ctx, unit, GL_FALSE ); - - return GL_TRUE; -} - - -static GLboolean update_tex_common( GLcontext *ctx, int unit ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - struct gl_texture_object *tObj = texUnit->_Current; - r200TexObjPtr t = (r200TexObjPtr) tObj->DriverData; - GLenum format; - - /* Fallback if there's a texture border */ - if ( tObj->Image[0][tObj->BaseLevel]->Border > 0 ) - return GL_FALSE; - - /* Update state if this is a different texture object to last - * time. - */ - if ( rmesa->state.texture.unit[unit].texobj != t ) { - if ( rmesa->state.texture.unit[unit].texobj != NULL ) { - /* The old texture is no longer bound to this texture unit. - * Mark it as such. - */ - - rmesa->state.texture.unit[unit].texobj->base.bound &= - ~(1UL << unit); - } - - rmesa->state.texture.unit[unit].texobj = t; - t->base.bound |= (1UL << unit); - t->dirty_state |= 1<<unit; - driUpdateTextureLRU( (driTextureObject *) t ); /* XXX: should be locked! */ - } - - - /* Newly enabled? - */ - if ( 1|| !(rmesa->hw.ctx.cmd[CTX_PP_CNTL] & (R200_TEX_0_ENABLE<<unit))) { - R200_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= (R200_TEX_0_ENABLE | - R200_TEX_BLEND_0_ENABLE) << unit; - - R200_STATECHANGE( rmesa, vtx ); - rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] &= ~(7 << (unit * 3)); - rmesa->hw.vtx.cmd[VTX_TCL_OUTPUT_VTXFMT_1] |= 4 << (unit * 3); - - rmesa->recheck_texgen[unit] = GL_TRUE; - } - - if (t->dirty_state & (1<<unit)) { - import_tex_obj_state( rmesa, unit, t ); - } - - if (rmesa->recheck_texgen[unit]) { - GLboolean fallback = !r200_validate_texgen( ctx, unit ); - TCL_FALLBACK( ctx, (R200_TCL_FALLBACK_TEXGEN_0<<unit), fallback); - rmesa->recheck_texgen[unit] = 0; - rmesa->NewGLState |= _NEW_TEXTURE_MATRIX; - } - - format = tObj->Image[0][tObj->BaseLevel]->Format; - if ( rmesa->state.texture.unit[unit].format != format || - rmesa->state.texture.unit[unit].envMode != texUnit->EnvMode ) { - rmesa->state.texture.unit[unit].format = format; - rmesa->state.texture.unit[unit].envMode = texUnit->EnvMode; - if ( ! r200UpdateTextureEnv( ctx, unit ) ) { - return GL_FALSE; - } - } - - FALLBACK( rmesa, R200_FALLBACK_BORDER_MODE, t->border_fallback ); - return !t->border_fallback; -} - - - -static GLboolean r200UpdateTextureUnit( GLcontext *ctx, int unit ) -{ - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - - if ( texUnit->_ReallyEnabled & (TEXTURE_RECT_BIT) ) { - return (enable_tex_rect( ctx, unit ) && - update_tex_common( ctx, unit )); - } - else if ( texUnit->_ReallyEnabled & (TEXTURE_1D_BIT | TEXTURE_2D_BIT) ) { - return (enable_tex_2d( ctx, unit ) && - update_tex_common( ctx, unit )); - } -#if ENABLE_HW_3D_TEXTURE - else if ( texUnit->_ReallyEnabled & (TEXTURE_3D_BIT) ) { - return (enable_tex_3d( ctx, unit ) && - update_tex_common( ctx, unit )); - } -#endif - else if ( texUnit->_ReallyEnabled & (TEXTURE_CUBE_BIT) ) { - return (enable_tex_cube( ctx, unit ) && - update_tex_common( ctx, unit )); - } - else if ( texUnit->_ReallyEnabled ) { - return GL_FALSE; - } - else { - disable_tex( ctx, unit ); - return GL_TRUE; - } -} - - -void r200UpdateTextureState( GLcontext *ctx ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - GLboolean ok; - GLuint dbg; - - ok = (r200UpdateTextureUnit( ctx, 0 ) && - r200UpdateTextureUnit( ctx, 1 ) && - r200UpdateTextureUnit( ctx, 2 ) && - r200UpdateTextureUnit( ctx, 3 ) && - r200UpdateTextureUnit( ctx, 4 ) && - r200UpdateTextureUnit( ctx, 5 )); - - FALLBACK( rmesa, R200_FALLBACK_TEXTURE, !ok ); - - if (rmesa->TclFallback) - r200ChooseVertexState( ctx ); - - - if (rmesa->r200Screen->chipset & R200_CHIPSET_REAL_R200) { - - /* - * T0 hang workaround ------------- - * not needed for r200 derivatives? - */ - if ((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & R200_TEX_ENABLE_MASK) == R200_TEX_0_ENABLE && - (rmesa->hw.tex[0].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK) > R200_MIN_FILTER_LINEAR) { - - R200_STATECHANGE(rmesa, ctx); - R200_STATECHANGE(rmesa, tex[1]); - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_1_ENABLE; - rmesa->hw.tex[1].cmd[TEX_PP_TXFORMAT] &= ~TEXOBJ_TXFORMAT_MASK; - rmesa->hw.tex[1].cmd[TEX_PP_TXFORMAT] |= 0x08000000; - } - else { - if ((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & R200_TEX_1_ENABLE) && - (rmesa->hw.tex[1].cmd[TEX_PP_TXFORMAT] & 0x08000000)) { - R200_STATECHANGE(rmesa, tex[1]); - rmesa->hw.tex[1].cmd[TEX_PP_TXFORMAT] &= ~0x08000000; - } - } - - /* maybe needs to be done pairwise due to 2 parallel (physical) tex units ? - looks like that's not the case, if 8500/9100 owners don't complain remove this... - for ( i = 0; i < ctx->Const.MaxTextureUnits; i += 2) { - if (((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & ((R200_TEX_0_ENABLE | - R200_TEX_1_ENABLE ) << i)) == (R200_TEX_0_ENABLE << i)) && - ((rmesa->hw.tex[i].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK) > - R200_MIN_FILTER_LINEAR)) { - R200_STATECHANGE(rmesa, ctx); - R200_STATECHANGE(rmesa, tex[i+1]); - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= (R200_TEX_1_ENABLE << i); - rmesa->hw.tex[i+1].cmd[TEX_PP_TXFORMAT] &= ~TEXOBJ_TXFORMAT_MASK; - rmesa->hw.tex[i+1].cmd[TEX_PP_TXFORMAT] |= 0x08000000; - } - else { - if ((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & (R200_TEX_1_ENABLE << i)) && - (rmesa->hw.tex[i+1].cmd[TEX_PP_TXFORMAT] & 0x08000000)) { - R200_STATECHANGE(rmesa, tex[i+1]); - rmesa->hw.tex[i+1].cmd[TEX_PP_TXFORMAT] &= ~0x08000000; - } - } - } */ - - /* - * Texture cache LRU hang workaround ------------- - * not needed for r200 derivatives? - */ - - /* While the cases below attempt to only enable the workaround in the - * specific cases necessary, they were insufficient. See bugzilla #1519, - * #729, #814. Tests with quake3 showed no impact on performance. - */ - dbg = 0x6; - - /* - if (((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & (R200_TEX_0_ENABLE )) && - ((((rmesa->hw.tex[0].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK)) & - 0x04) == 0)) || - ((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & R200_TEX_2_ENABLE) && - ((((rmesa->hw.tex[2].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK)) & - 0x04) == 0)) || - ((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & R200_TEX_4_ENABLE) && - ((((rmesa->hw.tex[4].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK)) & - 0x04) == 0))) - { - dbg |= 0x02; - } - - if (((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & (R200_TEX_1_ENABLE )) && - ((((rmesa->hw.tex[1].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK)) & - 0x04) == 0)) || - ((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & R200_TEX_3_ENABLE) && - ((((rmesa->hw.tex[3].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK)) & - 0x04) == 0)) || - ((rmesa->hw.ctx.cmd[CTX_PP_CNTL] & R200_TEX_5_ENABLE) && - ((((rmesa->hw.tex[5].cmd[TEX_PP_TXFILTER] & R200_MIN_FILTER_MASK)) & - 0x04) == 0))) - { - dbg |= 0x04; - }*/ - - if (dbg != rmesa->hw.tam.cmd[TAM_DEBUG3]) { - R200_STATECHANGE( rmesa, tam ); - rmesa->hw.tam.cmd[TAM_DEBUG3] = dbg; - if (0) printf("TEXCACHE LRU HANG WORKAROUND %x\n", dbg); - } - } -} |