diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c | 866 |
1 files changed, 0 insertions, 866 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c deleted file mode 100644 index c466af868..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c +++ /dev/null @@ -1,866 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/radeon/radeon_tex.c,v 1.6 2002/09/16 18:05:20 eich Exp $ */ -/* -Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and - VA Linux Systems Inc., Fremont, California. - -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, 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: - * Gareth Hughes <gareth@valinux.com> - * Brian Paul <brianp@valinux.com> - */ - -#include "glheader.h" -#include "imports.h" -#include "colormac.h" -#include "context.h" -#include "enums.h" -#include "image.h" -#include "simple_list.h" -#include "texformat.h" -#include "texstore.h" -#include "teximage.h" -#include "texobj.h" - - -#include "radeon_context.h" -#include "radeon_state.h" -#include "radeon_ioctl.h" -#include "radeon_swtcl.h" -#include "radeon_tex.h" - -#include "xmlpool.h" - - - -/** - * Set the texture wrap modes. - * - * \param t Texture object whose wrap modes are to be set - * \param swrap Wrap mode for the \a s texture coordinate - * \param twrap Wrap mode for the \a t texture coordinate - */ - -static void radeonSetTexWrap( radeonTexObjPtr t, GLenum swrap, GLenum twrap ) -{ - GLboolean is_clamp = GL_FALSE; - GLboolean is_clamp_to_border = GL_FALSE; - - t->pp_txfilter &= ~(RADEON_CLAMP_S_MASK | RADEON_CLAMP_T_MASK | RADEON_BORDER_MODE_D3D); - - switch ( swrap ) { - case GL_REPEAT: - t->pp_txfilter |= RADEON_CLAMP_S_WRAP; - break; - case GL_CLAMP: - t->pp_txfilter |= RADEON_CLAMP_S_CLAMP_GL; - is_clamp = GL_TRUE; - break; - case GL_CLAMP_TO_EDGE: - t->pp_txfilter |= RADEON_CLAMP_S_CLAMP_LAST; - break; - case GL_CLAMP_TO_BORDER: - t->pp_txfilter |= RADEON_CLAMP_S_CLAMP_GL; - is_clamp_to_border = GL_TRUE; - break; - case GL_MIRRORED_REPEAT: - t->pp_txfilter |= RADEON_CLAMP_S_MIRROR; - break; - case GL_MIRROR_CLAMP_EXT: - t->pp_txfilter |= RADEON_CLAMP_S_MIRROR_CLAMP_GL; - is_clamp = GL_TRUE; - break; - case GL_MIRROR_CLAMP_TO_EDGE_EXT: - t->pp_txfilter |= RADEON_CLAMP_S_MIRROR_CLAMP_LAST; - break; - case GL_MIRROR_CLAMP_TO_BORDER_EXT: - t->pp_txfilter |= RADEON_CLAMP_S_MIRROR_CLAMP_GL; - is_clamp_to_border = GL_TRUE; - break; - default: - _mesa_problem(NULL, "bad S wrap mode in %s", __FUNCTION__); - } - - switch ( twrap ) { - case GL_REPEAT: - t->pp_txfilter |= RADEON_CLAMP_T_WRAP; - break; - case GL_CLAMP: - t->pp_txfilter |= RADEON_CLAMP_T_CLAMP_GL; - is_clamp = GL_TRUE; - break; - case GL_CLAMP_TO_EDGE: - t->pp_txfilter |= RADEON_CLAMP_T_CLAMP_LAST; - break; - case GL_CLAMP_TO_BORDER: - t->pp_txfilter |= RADEON_CLAMP_T_CLAMP_GL; - is_clamp_to_border = GL_TRUE; - break; - case GL_MIRRORED_REPEAT: - t->pp_txfilter |= RADEON_CLAMP_T_MIRROR; - break; - case GL_MIRROR_CLAMP_EXT: - t->pp_txfilter |= RADEON_CLAMP_T_MIRROR_CLAMP_GL; - is_clamp = GL_TRUE; - break; - case GL_MIRROR_CLAMP_TO_EDGE_EXT: - t->pp_txfilter |= RADEON_CLAMP_T_MIRROR_CLAMP_LAST; - break; - case GL_MIRROR_CLAMP_TO_BORDER_EXT: - t->pp_txfilter |= RADEON_CLAMP_T_MIRROR_CLAMP_GL; - is_clamp_to_border = GL_TRUE; - break; - default: - _mesa_problem(NULL, "bad T wrap mode in %s", __FUNCTION__); - } - - if ( is_clamp_to_border ) { - t->pp_txfilter |= RADEON_BORDER_MODE_D3D; - } - - t->border_fallback = (is_clamp && is_clamp_to_border); -} - -static void radeonSetTexMaxAnisotropy( radeonTexObjPtr t, GLfloat max ) -{ - t->pp_txfilter &= ~RADEON_MAX_ANISO_MASK; - - if ( max == 1.0 ) { - t->pp_txfilter |= RADEON_MAX_ANISO_1_TO_1; - } else if ( max <= 2.0 ) { - t->pp_txfilter |= RADEON_MAX_ANISO_2_TO_1; - } else if ( max <= 4.0 ) { - t->pp_txfilter |= RADEON_MAX_ANISO_4_TO_1; - } else if ( max <= 8.0 ) { - t->pp_txfilter |= RADEON_MAX_ANISO_8_TO_1; - } else { - t->pp_txfilter |= RADEON_MAX_ANISO_16_TO_1; - } -} - -/** - * Set the texture magnification and minification modes. - * - * \param t Texture whose filter modes are to be set - * \param minf Texture minification mode - * \param magf Texture magnification mode - */ - -static void radeonSetTexFilter( radeonTexObjPtr t, GLenum minf, GLenum magf ) -{ - GLuint anisotropy = (t->pp_txfilter & RADEON_MAX_ANISO_MASK); - - t->pp_txfilter &= ~(RADEON_MIN_FILTER_MASK | RADEON_MAG_FILTER_MASK); - - if ( anisotropy == RADEON_MAX_ANISO_1_TO_1 ) { - switch ( minf ) { - case GL_NEAREST: - t->pp_txfilter |= RADEON_MIN_FILTER_NEAREST; - break; - case GL_LINEAR: - t->pp_txfilter |= RADEON_MIN_FILTER_LINEAR; - break; - case GL_NEAREST_MIPMAP_NEAREST: - t->pp_txfilter |= RADEON_MIN_FILTER_NEAREST_MIP_NEAREST; - break; - case GL_NEAREST_MIPMAP_LINEAR: - t->pp_txfilter |= RADEON_MIN_FILTER_LINEAR_MIP_NEAREST; - break; - case GL_LINEAR_MIPMAP_NEAREST: - t->pp_txfilter |= RADEON_MIN_FILTER_NEAREST_MIP_LINEAR; - break; - case GL_LINEAR_MIPMAP_LINEAR: - t->pp_txfilter |= RADEON_MIN_FILTER_LINEAR_MIP_LINEAR; - break; - } - } else { - switch ( minf ) { - case GL_NEAREST: - t->pp_txfilter |= RADEON_MIN_FILTER_ANISO_NEAREST; - break; - case GL_LINEAR: - t->pp_txfilter |= RADEON_MIN_FILTER_ANISO_LINEAR; - break; - case GL_NEAREST_MIPMAP_NEAREST: - case GL_LINEAR_MIPMAP_NEAREST: - t->pp_txfilter |= RADEON_MIN_FILTER_ANISO_NEAREST_MIP_NEAREST; - break; - case GL_NEAREST_MIPMAP_LINEAR: - case GL_LINEAR_MIPMAP_LINEAR: - t->pp_txfilter |= RADEON_MIN_FILTER_ANISO_NEAREST_MIP_LINEAR; - break; - } - } - - switch ( magf ) { - case GL_NEAREST: - t->pp_txfilter |= RADEON_MAG_FILTER_NEAREST; - break; - case GL_LINEAR: - t->pp_txfilter |= RADEON_MAG_FILTER_LINEAR; - break; - } -} - -static void radeonSetTexBorderColor( radeonTexObjPtr t, GLubyte c[4] ) -{ - t->pp_border_color = radeonPackColor( 4, c[0], c[1], c[2], c[3] ); -} - - -/** - * Allocate space for and load the mesa images into the texture memory block. - * This will happen before drawing with a new texture, or drawing with a - * texture after it was swapped out or teximaged again. - */ - -static radeonTexObjPtr radeonAllocTexObj( struct gl_texture_object *texObj ) -{ - radeonTexObjPtr t; - - t = CALLOC_STRUCT( radeon_tex_obj ); - texObj->DriverData = t; - if ( t != NULL ) { - if ( RADEON_DEBUG & DEBUG_TEXTURE ) { - fprintf( stderr, "%s( %p, %p )\n", __FUNCTION__, (void *)texObj, (void *)t ); - } - - /* Initialize non-image-dependent parts of the state: - */ - t->base.tObj = texObj; - t->border_fallback = GL_FALSE; - - t->pp_txfilter = RADEON_BORDER_MODE_OGL; - t->pp_txformat = (RADEON_TXFORMAT_ENDIAN_NO_SWAP | - RADEON_TXFORMAT_PERSPECTIVE_ENABLE); - - make_empty_list( & t->base ); - - radeonSetTexWrap( t, texObj->WrapS, texObj->WrapT ); - radeonSetTexMaxAnisotropy( t, texObj->MaxAnisotropy ); - radeonSetTexFilter( t, texObj->MinFilter, texObj->MagFilter ); - radeonSetTexBorderColor( t, texObj->_BorderChan ); - } - - return t; -} - - -static const struct gl_texture_format * -radeonChooseTextureFormat( GLcontext *ctx, GLint internalFormat, - GLenum format, GLenum type ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - const GLboolean do32bpt = - ( rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_32 ); - const GLboolean force16bpt = - ( rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_FORCE_16 ); - (void) format; - - switch ( internalFormat ) { - case 4: - case GL_RGBA: - case GL_COMPRESSED_RGBA: - switch ( type ) { - case GL_UNSIGNED_INT_10_10_10_2: - case GL_UNSIGNED_INT_2_10_10_10_REV: - return do32bpt ? _dri_texformat_argb8888 : _dri_texformat_argb1555; - case GL_UNSIGNED_SHORT_4_4_4_4: - case GL_UNSIGNED_SHORT_4_4_4_4_REV: - return _dri_texformat_argb4444; - case GL_UNSIGNED_SHORT_5_5_5_1: - case GL_UNSIGNED_SHORT_1_5_5_5_REV: - return _dri_texformat_argb1555; - default: - return do32bpt ? _dri_texformat_rgba8888 : _dri_texformat_argb4444; - } - - case 3: - case GL_RGB: - case GL_COMPRESSED_RGB: - switch ( type ) { - case GL_UNSIGNED_SHORT_4_4_4_4: - case GL_UNSIGNED_SHORT_4_4_4_4_REV: - return _dri_texformat_argb4444; - case GL_UNSIGNED_SHORT_5_5_5_1: - case GL_UNSIGNED_SHORT_1_5_5_5_REV: - return _dri_texformat_argb1555; - case GL_UNSIGNED_SHORT_5_6_5: - case GL_UNSIGNED_SHORT_5_6_5_REV: - return _dri_texformat_rgb565; - default: - return do32bpt ? _dri_texformat_rgba8888 : _dri_texformat_rgb565; - } - - case GL_RGBA8: - case GL_RGB10_A2: - case GL_RGBA12: - case GL_RGBA16: - return !force16bpt ? - _dri_texformat_rgba8888 : _dri_texformat_argb4444; - - case GL_RGBA4: - case GL_RGBA2: - return _dri_texformat_argb4444; - - case GL_RGB5_A1: - return _dri_texformat_argb1555; - - case GL_RGB8: - case GL_RGB10: - case GL_RGB12: - case GL_RGB16: - return !force16bpt ? _dri_texformat_rgba8888 : _dri_texformat_rgb565; - - case GL_RGB5: - case GL_RGB4: - case GL_R3_G3_B2: - return _dri_texformat_rgb565; - - case GL_ALPHA: - case GL_ALPHA4: - case GL_ALPHA8: - case GL_ALPHA12: - case GL_ALPHA16: - case GL_COMPRESSED_ALPHA: - return _dri_texformat_a8; - - case 1: - case GL_LUMINANCE: - case GL_LUMINANCE4: - case GL_LUMINANCE8: - case GL_LUMINANCE12: - case GL_LUMINANCE16: - case GL_COMPRESSED_LUMINANCE: - return _dri_texformat_l8; - - case 2: - case GL_LUMINANCE_ALPHA: - case GL_LUMINANCE4_ALPHA4: - case GL_LUMINANCE6_ALPHA2: - case GL_LUMINANCE8_ALPHA8: - case GL_LUMINANCE12_ALPHA4: - case GL_LUMINANCE12_ALPHA12: - case GL_LUMINANCE16_ALPHA16: - case GL_COMPRESSED_LUMINANCE_ALPHA: - return _dri_texformat_al88; - - case GL_INTENSITY: - case GL_INTENSITY4: - case GL_INTENSITY8: - case GL_INTENSITY12: - case GL_INTENSITY16: - case GL_COMPRESSED_INTENSITY: - return _dri_texformat_i8; - - case GL_YCBCR_MESA: - if (type == GL_UNSIGNED_SHORT_8_8_APPLE || - type == GL_UNSIGNED_BYTE) - return &_mesa_texformat_ycbcr; - else - return &_mesa_texformat_ycbcr_rev; - - case GL_RGB_S3TC: - case GL_RGB4_S3TC: - case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: - return &_mesa_texformat_rgb_dxt1; - - case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: - return &_mesa_texformat_rgba_dxt1; - - case GL_RGBA_S3TC: - case GL_RGBA4_S3TC: - case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT: - return &_mesa_texformat_rgba_dxt3; - - case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: - return &_mesa_texformat_rgba_dxt5; - - default: - _mesa_problem(ctx, "unexpected texture format in %s", __FUNCTION__); - return NULL; - } - - return NULL; /* never get here */ -} - - -static void radeonTexImage1D( GLcontext *ctx, GLenum target, GLint level, - GLint internalFormat, - GLint width, GLint border, - GLenum format, GLenum type, const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - driTextureObject * t = (driTextureObject *) texObj->DriverData; - - if ( t ) { - driSwapOutTextureObject( t ); - } - else { - t = (driTextureObject *) radeonAllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage1D"); - return; - } - } - - /* Note, this will call ChooseTextureFormat */ - _mesa_store_teximage1d(ctx, target, level, internalFormat, - width, border, format, type, pixels, - &ctx->Unpack, texObj, texImage); - - t->dirty_images[0] |= (1 << level); -} - - -static void radeonTexSubImage1D( GLcontext *ctx, GLenum target, GLint level, - GLint xoffset, - GLsizei width, - GLenum format, GLenum type, - const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - driTextureObject * t = (driTextureObject *) texObj->DriverData; - - assert( t ); /* this _should_ be true */ - if ( t ) { - driSwapOutTextureObject( t ); - } - else { - t = (driTextureObject *) radeonAllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage1D"); - return; - } - } - - _mesa_store_texsubimage1d(ctx, target, level, xoffset, width, - format, type, pixels, packing, texObj, - texImage); - - t->dirty_images[0] |= (1 << level); -} - - -static void radeonTexImage2D( GLcontext *ctx, GLenum target, GLint level, - GLint internalFormat, - GLint width, GLint height, GLint border, - GLenum format, GLenum type, const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - driTextureObject * t = (driTextureObject *) texObj->DriverData; - GLuint face; - - /* which cube face or ordinary 2D image */ - switch (target) { - case GL_TEXTURE_CUBE_MAP_POSITIVE_X: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: - face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X; - ASSERT(face < 6); - break; - default: - face = 0; - } - - if ( t != NULL ) { - driSwapOutTextureObject( t ); - } - else { - t = (driTextureObject *) radeonAllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D"); - return; - } - } - - /* Note, this will call ChooseTextureFormat */ - _mesa_store_teximage2d(ctx, target, level, internalFormat, - width, height, border, format, type, pixels, - &ctx->Unpack, texObj, texImage); - - t->dirty_images[face] |= (1 << level); -} - - -static void radeonTexSubImage2D( GLcontext *ctx, GLenum target, GLint level, - GLint xoffset, GLint yoffset, - GLsizei width, GLsizei height, - GLenum format, GLenum type, - const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - driTextureObject * t = (driTextureObject *) texObj->DriverData; - GLuint face; - - /* which cube face or ordinary 2D image */ - switch (target) { - case GL_TEXTURE_CUBE_MAP_POSITIVE_X: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: - face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X; - ASSERT(face < 6); - break; - default: - face = 0; - } - - assert( t ); /* this _should_ be true */ - if ( t ) { - driSwapOutTextureObject( t ); - } - else { - t = (driTextureObject *) radeonAllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage2D"); - return; - } - } - - _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width, - height, format, type, pixels, packing, texObj, - texImage); - - t->dirty_images[face] |= (1 << level); -} - -static void radeonCompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level, - GLint internalFormat, - GLint width, GLint height, GLint border, - GLsizei imageSize, const GLvoid *data, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - driTextureObject * t = (driTextureObject *) texObj->DriverData; - GLuint face; - - /* which cube face or ordinary 2D image */ - switch (target) { - case GL_TEXTURE_CUBE_MAP_POSITIVE_X: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: - face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X; - ASSERT(face < 6); - break; - default: - face = 0; - } - - if ( t != NULL ) { - driSwapOutTextureObject( t ); - } - else { - t = (driTextureObject *) radeonAllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D"); - return; - } - } - - /* Note, this will call ChooseTextureFormat */ - _mesa_store_compressed_teximage2d(ctx, target, level, internalFormat, width, - height, border, imageSize, data, texObj, texImage); - - t->dirty_images[face] |= (1 << level); -} - - -static void radeonCompressedTexSubImage2D( GLcontext *ctx, GLenum target, GLint level, - GLint xoffset, GLint yoffset, - GLsizei width, GLsizei height, - GLenum format, - GLsizei imageSize, const GLvoid *data, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - driTextureObject * t = (driTextureObject *) texObj->DriverData; - GLuint face; - - - /* which cube face or ordinary 2D image */ - switch (target) { - case GL_TEXTURE_CUBE_MAP_POSITIVE_X: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: - face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X; - ASSERT(face < 6); - break; - default: - face = 0; - } - - assert( t ); /* this _should_ be true */ - if ( t ) { - driSwapOutTextureObject( t ); - } - else { - t = (driTextureObject *) radeonAllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage2D"); - return; - } - } - - _mesa_store_compressed_texsubimage2d(ctx, target, level, xoffset, yoffset, width, - height, format, imageSize, data, texObj, texImage); - - t->dirty_images[face] |= (1 << level); -} - -#define SCALED_FLOAT_TO_BYTE( x, scale ) \ - (((GLuint)((255.0F / scale) * (x))) / 2) - -static void radeonTexEnv( GLcontext *ctx, GLenum target, - GLenum pname, const GLfloat *param ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint unit = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - - if ( RADEON_DEBUG & DEBUG_STATE ) { - fprintf( stderr, "%s( %s )\n", - __FUNCTION__, _mesa_lookup_enum_by_nr( pname ) ); - } - - switch ( pname ) { - case GL_TEXTURE_ENV_COLOR: { - GLubyte c[4]; - GLuint envColor; - UNCLAMPED_FLOAT_TO_RGBA_CHAN( c, texUnit->EnvColor ); - envColor = radeonPackColor( 4, c[0], c[1], c[2], c[3] ); - if ( rmesa->hw.tex[unit].cmd[TEX_PP_TFACTOR] != envColor ) { - RADEON_STATECHANGE( rmesa, tex[unit] ); - rmesa->hw.tex[unit].cmd[TEX_PP_TFACTOR] = envColor; - } - break; - } - - case GL_TEXTURE_LOD_BIAS_EXT: { - GLfloat bias, min; - GLuint b; - - /* The Radeon's LOD bias is a signed 2's complement value with a - * range of -1.0 <= bias < 4.0. We break this into two linear - * functions, one mapping [-1.0,0.0] to [-128,0] and one mapping - * [0.0,4.0] to [0,127]. - */ - min = driQueryOptionb (&rmesa->optionCache, "no_neg_lod_bias") ? - 0.0 : -1.0; - bias = CLAMP( *param, min, 4.0 ); - if ( bias == 0 ) { - b = 0; - } else if ( bias > 0 ) { - b = ((GLuint)SCALED_FLOAT_TO_BYTE( bias, 4.0 )) << RADEON_LOD_BIAS_SHIFT; - } else { - b = ((GLuint)SCALED_FLOAT_TO_BYTE( bias, 1.0 )) << RADEON_LOD_BIAS_SHIFT; - } - if ( (rmesa->hw.tex[unit].cmd[TEX_PP_TXFILTER] & RADEON_LOD_BIAS_MASK) != b ) { - RADEON_STATECHANGE( rmesa, tex[unit] ); - rmesa->hw.tex[unit].cmd[TEX_PP_TXFILTER] &= ~RADEON_LOD_BIAS_MASK; - rmesa->hw.tex[unit].cmd[TEX_PP_TXFILTER] |= (b & RADEON_LOD_BIAS_MASK); - } - break; - } - - default: - return; - } -} - - -/** - * Changes variables and flags for a state update, which will happen at the - * next UpdateTextureState - */ - -static void radeonTexParameter( GLcontext *ctx, GLenum target, - struct gl_texture_object *texObj, - GLenum pname, const GLfloat *params ) -{ - radeonTexObjPtr t = (radeonTexObjPtr) texObj->DriverData; - - if ( RADEON_DEBUG & (DEBUG_STATE|DEBUG_TEXTURE) ) { - fprintf( stderr, "%s( %s )\n", __FUNCTION__, - _mesa_lookup_enum_by_nr( pname ) ); - } - - switch ( pname ) { - case GL_TEXTURE_MIN_FILTER: - case GL_TEXTURE_MAG_FILTER: - case GL_TEXTURE_MAX_ANISOTROPY_EXT: - radeonSetTexMaxAnisotropy( t, texObj->MaxAnisotropy ); - radeonSetTexFilter( t, texObj->MinFilter, texObj->MagFilter ); - break; - - case GL_TEXTURE_WRAP_S: - case GL_TEXTURE_WRAP_T: - radeonSetTexWrap( t, texObj->WrapS, texObj->WrapT ); - break; - - case GL_TEXTURE_BORDER_COLOR: - radeonSetTexBorderColor( t, texObj->_BorderChan ); - break; - - case GL_TEXTURE_BASE_LEVEL: - case GL_TEXTURE_MAX_LEVEL: - case GL_TEXTURE_MIN_LOD: - case GL_TEXTURE_MAX_LOD: - /* This isn't the most efficient solution but there doesn't appear to - * be a nice alternative. Since there's no LOD clamping, - * we just have to rely on loading the right subset of mipmap levels - * to simulate a clamped LOD. - */ - driSwapOutTextureObject( (driTextureObject *) t ); - break; - - default: - return; - } - - /* Mark this texobj as dirty (one bit per tex unit) - */ - t->dirty_state = TEX_ALL; -} - - -static void radeonBindTexture( GLcontext *ctx, GLenum target, - struct gl_texture_object *texObj ) -{ - if ( RADEON_DEBUG & (DEBUG_STATE|DEBUG_TEXTURE) ) { - fprintf( stderr, "%s( %p ) unit=%d\n", __FUNCTION__, (void *)texObj, - ctx->Texture.CurrentUnit ); - } - - assert( (target != GL_TEXTURE_1D && target != GL_TEXTURE_2D && - target != GL_TEXTURE_RECTANGLE_NV) || - (texObj->DriverData != NULL) ); -} - - -static void radeonDeleteTexture( GLcontext *ctx, - struct gl_texture_object *texObj ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - driTextureObject * t = (driTextureObject *) texObj->DriverData; - - if ( RADEON_DEBUG & (DEBUG_STATE|DEBUG_TEXTURE) ) { - fprintf( stderr, "%s( %p (target = %s) )\n", __FUNCTION__, (void *)texObj, - _mesa_lookup_enum_by_nr( texObj->Target ) ); - } - - if ( t != NULL ) { - if ( rmesa ) { - RADEON_FIREVERTICES( rmesa ); - } - - driDestroyTextureObject( t ); - } - - /* Free mipmap images and the texture object itself */ - _mesa_delete_texture_object(ctx, texObj); -} - -/* Need: - * - Same GEN_MODE for all active bits - * - Same EyePlane/ObjPlane for all active bits when using Eye/Obj - * - STRQ presumably all supported (matrix means incoming R values - * can end up in STQ, this has implications for vertex support, - * presumably ok if maos is used, though?) - * - * Basically impossible to do this on the fly - just collect some - * basic info & do the checks from ValidateState(). - */ -static void radeonTexGen( GLcontext *ctx, - GLenum coord, - GLenum pname, - const GLfloat *params ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint unit = ctx->Texture.CurrentUnit; - rmesa->recheck_texgen[unit] = GL_TRUE; -} - -/** - * Allocate a new texture object. - * Called via ctx->Driver.NewTextureObject. - * Note: we could use containment here to 'derive' the driver-specific - * texture object from the core mesa gl_texture_object. Not done at this time. - */ -static struct gl_texture_object * -radeonNewTextureObject( GLcontext *ctx, GLuint name, GLenum target ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - struct gl_texture_object *obj; - obj = _mesa_new_texture_object(ctx, name, target); - if (!obj) - return NULL; - obj->MaxAnisotropy = rmesa->initialMaxAnisotropy; - radeonAllocTexObj( obj ); - return obj; -} - - -void radeonInitTextureFuncs( struct dd_function_table *functions ) -{ - functions->ChooseTextureFormat = radeonChooseTextureFormat; - functions->TexImage1D = radeonTexImage1D; - functions->TexImage2D = radeonTexImage2D; - functions->TexSubImage1D = radeonTexSubImage1D; - functions->TexSubImage2D = radeonTexSubImage2D; - - functions->NewTextureObject = radeonNewTextureObject; - functions->BindTexture = radeonBindTexture; - functions->DeleteTexture = radeonDeleteTexture; - functions->IsTextureResident = driIsTextureResident; - - functions->TexEnv = radeonTexEnv; - functions->TexParameter = radeonTexParameter; - functions->TexGen = radeonTexGen; - - functions->CompressedTexImage2D = radeonCompressedTexImage2D; - functions->CompressedTexSubImage2D = radeonCompressedTexSubImage2D; - - driInitTextureFormats(); -} |