diff options
Diffstat (limited to 'src/mesa/drivers/dri/i830/i830_tex.c')
| -rw-r--r-- | src/mesa/drivers/dri/i830/i830_tex.c | 700 |
1 files changed, 0 insertions, 700 deletions
diff --git a/src/mesa/drivers/dri/i830/i830_tex.c b/src/mesa/drivers/dri/i830/i830_tex.c deleted file mode 100644 index 41b5d929330..00000000000 --- a/src/mesa/drivers/dri/i830/i830_tex.c +++ /dev/null @@ -1,700 +0,0 @@ -/************************************************************************** - -Copyright 2001 2d3d Inc., Delray Beach, FL - -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 -on the rights to use, copy, modify, merge, publish, distribute, sub -license, and/or sell copies of the Software, and to permit persons to whom -the Software is furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice (including the next -paragraph) shall be included in all copies or substantial portions of the -Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL -ATI, VA LINUX SYSTEMS AND/OR THEIR 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. - -**************************************************************************/ - -/* $XFree86: xc/lib/GL/mesa/src/drv/i830/i830_tex.c,v 1.5 2003/05/07 21:56:31 dawes Exp $ */ - -/* - * Author: - * Jeff Hartmann <[email protected]> - * - * Heavily based on the I810 driver, which was written by: - * Keith Whitwell <[email protected]> - */ - -#include "glheader.h" -#include "mtypes.h" -#include "imports.h" -#include "simple_list.h" -#include "enums.h" -#include "texstore.h" -#include "teximage.h" -#include "texformat.h" -#include "texmem.h" -#include "texobj.h" -#include "swrast/swrast.h" -#include "texobj.h" -#include "mm.h" - -#include "i830_screen.h" -#include "i830_dri.h" -#include "i830_context.h" -#include "i830_tex.h" -#include "i830_state.h" -#include "i830_ioctl.h" - -/* - * Compute the 'S2.4' lod bias factor from the floating point OpenGL bias. - */ -static void i830ComputeLodBias( i830ContextPtr imesa, unsigned unit, - GLfloat bias ) -{ - int b; - - b = (int) (bias * 16.0); - if(b > 63) b = 63; - else if (b < -64) b = -64; - imesa->LodBias[ unit ] = ((b << TM0S3_LOD_BIAS_SHIFT) & - TM0S3_LOD_BIAS_MASK); -} - - -/** - * Set the texture wrap modes. - * - * The i830M (and related graphics cores) do not support GL_CLAMP. The Intel - * drivers for "other operating systems" implement GL_CLAMP as - * GL_CLAMP_TO_EDGE, so the same is done here. - * - * \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 i830SetTexWrapping(i830TextureObjectPtr tex, - GLenum swrap, GLenum twrap) -{ - tex->Setup[I830_TEXREG_MCS] &= ~(TEXCOORD_ADDR_U_MASK|TEXCOORD_ADDR_V_MASK); - - switch( swrap ) { - case GL_REPEAT: - tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_WRAP); - break; - case GL_CLAMP: - case GL_CLAMP_TO_EDGE: - tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_CLAMP); - break; - case GL_CLAMP_TO_BORDER: - tex->Setup[I830_TEXREG_MCS] |= - TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_CLAMP_BORDER); - break; - case GL_MIRRORED_REPEAT: - tex->Setup[I830_TEXREG_MCS] |= - TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_MIRROR); - break; - default: - _mesa_problem(NULL, "bad S wrap mode in %s", __FUNCTION__); - } - - switch( twrap ) { - case GL_REPEAT: - tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_WRAP); - break; - case GL_CLAMP: - case GL_CLAMP_TO_EDGE: - tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_CLAMP); - break; - case GL_CLAMP_TO_BORDER: - tex->Setup[I830_TEXREG_MCS] |= - TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_CLAMP_BORDER); - break; - case GL_MIRRORED_REPEAT: - tex->Setup[I830_TEXREG_MCS] |= - TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_MIRROR); - break; - default: - _mesa_problem(NULL, "bad T wrap mode in %s", __FUNCTION__); - } -} - -static void i830SetTexMaxAnisotropy( i830TextureObjectPtr t, GLfloat max ) -{ - t->max_anisotropy = max; -} - - -/** - * 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 - * \param bias LOD bias for this texture unit. - */ - -static void i830SetTexFilter( i830TextureObjectPtr t, - GLenum minf, GLenum magf ) -{ - int minFilt = 0, mipFilt = 0, magFilt = 0; - - if(I830_DEBUG&DEBUG_DRI) - fprintf(stderr, "%s\n", __FUNCTION__); - - if ( t->max_anisotropy > 1.0 ) { - minFilt = FILTER_ANISOTROPIC; - magFilt = FILTER_ANISOTROPIC; - } - else { - switch (minf) { - case GL_NEAREST: - minFilt = FILTER_NEAREST; - mipFilt = MIPFILTER_NONE; - break; - case GL_LINEAR: - minFilt = FILTER_LINEAR; - mipFilt = MIPFILTER_NONE; - break; - case GL_NEAREST_MIPMAP_NEAREST: - minFilt = FILTER_NEAREST; - mipFilt = MIPFILTER_NEAREST; - break; - case GL_LINEAR_MIPMAP_NEAREST: - minFilt = FILTER_LINEAR; - mipFilt = MIPFILTER_NEAREST; - break; - case GL_NEAREST_MIPMAP_LINEAR: - minFilt = FILTER_NEAREST; - mipFilt = MIPFILTER_LINEAR; - break; - case GL_LINEAR_MIPMAP_LINEAR: - minFilt = FILTER_LINEAR; - mipFilt = MIPFILTER_LINEAR; - break; - default: - _mesa_problem(NULL, "%s: Unsupported min. filter %d", __FUNCTION__, - (int) minf ); - break; - } - - switch (magf) { - case GL_NEAREST: - magFilt = FILTER_NEAREST; - break; - case GL_LINEAR: - magFilt = FILTER_LINEAR; - break; - default: - _mesa_problem(NULL, "%s: Unsupported mag. filter %d", __FUNCTION__, - (int) magf ); - break; - } - } - - t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIN_FILTER_MASK; - t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIP_FILTER_MASK; - t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MAG_FILTER_MASK; - t->Setup[I830_TEXREG_TM0S3] |= ((minFilt << TM0S3_MIN_FILTER_SHIFT) | - (mipFilt << TM0S3_MIP_FILTER_SHIFT) | - (magFilt << TM0S3_MAG_FILTER_SHIFT)); -} - -static void i830SetTexBorderColor(i830TextureObjectPtr t, GLubyte color[4]) -{ - if(I830_DEBUG&DEBUG_DRI) - fprintf(stderr, "%s\n", __FUNCTION__); - - t->Setup[I830_TEXREG_TM0S4] = - I830PACKCOLOR8888(color[0],color[1],color[2],color[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 i830TextureObjectPtr i830AllocTexObj( struct gl_texture_object *texObj ) -{ - i830TextureObjectPtr t; - - t = CALLOC_STRUCT( i830_texture_object_t ); - texObj->DriverData = t; - if ( t != NULL ) { - /* Initialize non-image-dependent parts of the state: - */ - t->base.tObj = texObj; - - t->Setup[I830_TEXREG_TM0LI] = STATE3D_LOAD_STATE_IMMEDIATE_2; - t->Setup[I830_TEXREG_TM0S0] = TM0S0_USE_FENCE; - t->Setup[I830_TEXREG_TM0S1] = 0; - t->Setup[I830_TEXREG_TM0S2] = 0; - t->Setup[I830_TEXREG_TM0S3] = 0; - - t->Setup[I830_TEXREG_NOP0] = 0; - t->Setup[I830_TEXREG_NOP1] = 0; - t->Setup[I830_TEXREG_NOP2] = 0; - - t->Setup[I830_TEXREG_MCS] = (STATE3D_MAP_COORD_SET_CMD | - MAP_UNIT(0) | - ENABLE_TEXCOORD_PARAMS | - TEXCOORDS_ARE_NORMAL | - TEXCOORDTYPE_CARTESIAN | - ENABLE_ADDR_V_CNTL | - TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_WRAP) | - ENABLE_ADDR_U_CNTL | - TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_WRAP)); - - make_empty_list( & t->base ); - - i830SetTexWrapping( t, texObj->WrapS, texObj->WrapT ); - i830SetTexMaxAnisotropy( t, texObj->MaxAnisotropy ); - i830SetTexFilter( t, texObj->MinFilter, texObj->MagFilter ); - i830SetTexBorderColor( t, texObj->_BorderChan ); - } - - return t; -} - - -static void i830TexParameter( GLcontext *ctx, GLenum target, - struct gl_texture_object *tObj, - GLenum pname, const GLfloat *params ) -{ - i830ContextPtr imesa = I830_CONTEXT(ctx); - i830TextureObjectPtr t = (i830TextureObjectPtr) tObj->DriverData; - GLuint unit = ctx->Texture.CurrentUnit; - - if (!t) - return; - - if ( target != GL_TEXTURE_2D && target != GL_TEXTURE_RECTANGLE_NV ) - return; - - /* Can't do the update now as we don't know whether to flush - * vertices or not. Setting imesa->NewGLState means that - * i830UpdateTextureState() will be called before any triangles are - * rendered. If a statechange has occurred, it will be detected at - * that point, and buffered vertices flushed. - */ - switch (pname) { - case GL_TEXTURE_MIN_FILTER: - case GL_TEXTURE_MAG_FILTER: - case GL_TEXTURE_MAX_ANISOTROPY_EXT: - i830SetTexMaxAnisotropy( t, tObj->MaxAnisotropy ); - i830SetTexFilter( t, tObj->MinFilter, tObj->MagFilter ); - break; - - case GL_TEXTURE_WRAP_S: - case GL_TEXTURE_WRAP_T: - i830SetTexWrapping( t, tObj->WrapS, tObj->WrapT ); - break; - - case GL_TEXTURE_BORDER_COLOR: - i830SetTexBorderColor( t, tObj->_BorderChan ); - break; - - case GL_TEXTURE_BASE_LEVEL: - case GL_TEXTURE_MAX_LEVEL: - case GL_TEXTURE_MIN_LOD: - case GL_TEXTURE_MAX_LOD: - /* The i830 and its successors can do a lot of this without - * reloading the textures. A project for someone? - */ - I830_FIREVERTICES( I830_CONTEXT(ctx) ); - driSwapOutTextureObject( (driTextureObject *) t ); - break; - - default: - return; - } - - if (t == imesa->CurrentTexObj[unit]) { - I830_STATECHANGE( imesa, I830_UPLOAD_TEX0 ); - } -} - - -static void i830TexEnv( GLcontext *ctx, GLenum target, - GLenum pname, const GLfloat *param ) -{ - i830ContextPtr imesa = I830_CONTEXT( ctx ); - GLuint unit = ctx->Texture.CurrentUnit; - - /* Only one env color. Need a fallback if env colors are different - * and texture setup references env color in both units. - */ - switch (pname) { - case GL_TEXTURE_ENV_COLOR: - case GL_TEXTURE_ENV_MODE: - case GL_COMBINE_RGB_EXT: - case GL_COMBINE_ALPHA_EXT: - case GL_SOURCE0_RGB_EXT: - case GL_SOURCE1_RGB_EXT: - case GL_SOURCE2_RGB_EXT: - case GL_SOURCE0_ALPHA_EXT: - case GL_SOURCE1_ALPHA_EXT: - case GL_SOURCE2_ALPHA_EXT: - case GL_OPERAND0_RGB_EXT: - case GL_OPERAND1_RGB_EXT: - case GL_OPERAND2_RGB_EXT: - case GL_OPERAND0_ALPHA_EXT: - case GL_OPERAND1_ALPHA_EXT: - case GL_OPERAND2_ALPHA_EXT: - case GL_RGB_SCALE_EXT: - case GL_ALPHA_SCALE: - imesa->TexEnvImageFmt[unit] = 0; /* force recalc of env state */ - break; - - case GL_TEXTURE_LOD_BIAS_EXT: - i830ComputeLodBias( imesa, unit, *param ); - I830_STATECHANGE( imesa, I830_UPLOAD_TEX_N(unit) ); - break; - - default: - break; - } -} - -static void i830TexImage2D( 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; - if (t) { - I830_FIREVERTICES( I830_CONTEXT(ctx) ); - driSwapOutTextureObject( t ); - } - else { - t = (driTextureObject *) i830AllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D"); - return; - } - } - - _mesa_store_teximage2d( ctx, target, level, internalFormat, - width, height, border, format, type, - pixels, packing, texObj, texImage ); -} - -static void i830TexSubImage2D( 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; - if (t) { - I830_FIREVERTICES( I830_CONTEXT(ctx) ); - driSwapOutTextureObject( t ); - } - _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width, - height, format, type, pixels, packing, texObj, - texImage); - -} - - - -static void i830CompressedTexImage2D( 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 *) i830AllocTexObj( texObj ); - if (!t) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D"); - return; - } - } - - texImage->IsClientData = GL_FALSE; - - if (I830_DEBUG & DEBUG_TEXTURE) - fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__); - - _mesa_store_compressed_teximage2d(ctx, target, level, internalFormat, width, - height, border, imageSize, data, texObj, texImage); - - t->dirty_images[face] |= (1 << level); -} - - -static void i830CompressedTexSubImage2D( 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 *) i830AllocTexObj( 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); -} - - -static void i830BindTexture( GLcontext *ctx, GLenum target, - struct gl_texture_object *tObj ) -{ - assert( (target != GL_TEXTURE_2D && target != GL_TEXTURE_RECTANGLE_NV) || - (tObj->DriverData != NULL) ); -} - - -static void i830DeleteTexture( GLcontext *ctx, struct gl_texture_object *tObj ) -{ - driTextureObject * t = (driTextureObject *) tObj->DriverData; - if ( t != NULL ) { - i830ContextPtr imesa = I830_CONTEXT( ctx ); - - if ( imesa ) { - I830_FIREVERTICES( imesa ); - } - - driDestroyTextureObject( t ); - } - /* Free mipmap images and the texture object itself */ - _mesa_delete_texture_object(ctx, tObj); -} - - -static const struct gl_texture_format * -i830ChooseTextureFormat( GLcontext *ctx, GLint internalFormat, - GLenum format, GLenum type ) -{ - i830ContextPtr imesa = I830_CONTEXT( ctx ); - const GLboolean do32bpt = ( imesa->i830Screen->cpp == 4 && - imesa->i830Screen->textureSize > 4*1024*1024); - - switch ( internalFormat ) { - case 4: - case GL_RGBA: - case GL_COMPRESSED_RGBA: - if ( format == GL_BGRA ) { - if ( type == GL_UNSIGNED_INT_8_8_8_8_REV ) { - return &_mesa_texformat_argb8888; - } - else if ( type == GL_UNSIGNED_SHORT_4_4_4_4_REV ) { - return &_mesa_texformat_argb4444; - } - else if ( type == GL_UNSIGNED_SHORT_1_5_5_5_REV ) { - return &_mesa_texformat_argb1555; - } - } - return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444; - - case 3: - case GL_RGB: - case GL_COMPRESSED_RGB: - if ( format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 ) { - return &_mesa_texformat_rgb565; - } - return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_rgb565; - - case GL_RGBA8: - case GL_RGB10_A2: - case GL_RGBA12: - case GL_RGBA16: - return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444; - - case GL_RGBA4: - case GL_RGBA2: - return &_mesa_texformat_argb4444; - - case GL_RGB5_A1: - return &_mesa_texformat_argb1555; - - case GL_RGB8: - case GL_RGB10: - case GL_RGB12: - case GL_RGB16: - return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_rgb565; - - case GL_RGB5: - case GL_RGB4: - case GL_R3_G3_B2: - return &_mesa_texformat_rgb565; - - case GL_ALPHA: - case GL_ALPHA4: - case GL_ALPHA8: - case GL_ALPHA12: - case GL_ALPHA16: - case GL_COMPRESSED_ALPHA: - return &_mesa_texformat_al88; - - case 1: - case GL_LUMINANCE: - case GL_LUMINANCE4: - case GL_LUMINANCE8: - case GL_LUMINANCE12: - case GL_LUMINANCE16: - case GL_COMPRESSED_LUMINANCE: - return &_mesa_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 &_mesa_texformat_al88; - - case GL_INTENSITY: - case GL_INTENSITY4: - case GL_INTENSITY8: - case GL_INTENSITY12: - case GL_INTENSITY16: - case GL_COMPRESSED_INTENSITY: - return &_mesa_texformat_i8; - - case GL_YCBCR_MESA: - if (type == GL_UNSIGNED_SHORT_8_8_MESA || - type == GL_UNSIGNED_BYTE) - return &_mesa_texformat_ycbcr; - else - return &_mesa_texformat_ycbcr_rev; - - case GL_COMPRESSED_RGB_FXT1_3DFX: - return &_mesa_texformat_rgb_fxt1; - case GL_COMPRESSED_RGBA_FXT1_3DFX: - return &_mesa_texformat_rgba_fxt1; - - 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: - fprintf(stderr, "unexpected texture format in %s\n", __FUNCTION__); - return NULL; - } - - return NULL; /* never get here */ -} - -/** - * Allocate a new texture object. - * Called via ctx->Driver.NewTextureObject. - * Note: this function will be called during context creation to - * allocate the default texture objects. - * 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 * -i830NewTextureObject( GLcontext *ctx, GLuint name, GLenum target ) -{ - struct gl_texture_object *obj; - obj = _mesa_new_texture_object(ctx, name, target); - i830AllocTexObj( obj ); - return obj; -} - -void i830InitTextureFuncs( struct dd_function_table *functions ) -{ - functions->NewTextureObject = i830NewTextureObject; - functions->DeleteTexture = i830DeleteTexture; - functions->ChooseTextureFormat = i830ChooseTextureFormat; - functions->TexImage2D = i830TexImage2D; - functions->TexSubImage2D = i830TexSubImage2D; - functions->BindTexture = i830BindTexture; - functions->TexParameter = i830TexParameter; - functions->TexEnv = i830TexEnv; - functions->IsTextureResident = driIsTextureResident; - functions->CompressedTexImage2D = i830CompressedTexImage2D; - functions->CompressedTexSubImage2D = i830CompressedTexSubImage2D; -} |