From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- .../Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c | 866 +++++++++++++++++++++ 1 file changed, 866 insertions(+) create mode 100644 nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c') 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 new file mode 100644 index 000000000..c466af868 --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_tex.c @@ -0,0 +1,866 @@ +/* $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 + * Brian Paul + */ + +#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(); +} -- cgit v1.2.3