diff options
Diffstat (limited to 'src/mesa/main/teximage.c')
| -rw-r--r-- | src/mesa/main/teximage.c | 43 |
1 files changed, 34 insertions, 9 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index 1dbab88784..355a50bb9a 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -502,7 +502,7 @@ _mesa_set_tex_image(struct gl_texture_object *tObj, case GL_TEXTURE_2D: case GL_TEXTURE_3D: tObj->Image[0][level] = texImage; - return; + break; case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB: case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB: case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB: @@ -517,11 +517,13 @@ _mesa_set_tex_image(struct gl_texture_object *tObj, case GL_TEXTURE_RECTANGLE_NV: ASSERT(level == 0); tObj->Image[0][level] = texImage; - return; + break; default: _mesa_problem(NULL, "bad target in _mesa_set_tex_image()"); return; } + /* Set the 'back' pointer */ + texImage->TexObject = tObj; } @@ -757,6 +759,8 @@ _mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level) return NULL; } ctx->Texture.Proxy1D->Image[0][level] = texImage; + /* Set the 'back' pointer */ + texImage->TexObject = ctx->Texture.Proxy1D; } return texImage; case GL_PROXY_TEXTURE_2D: @@ -770,6 +774,8 @@ _mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level) return NULL; } ctx->Texture.Proxy2D->Image[0][level] = texImage; + /* Set the 'back' pointer */ + texImage->TexObject = ctx->Texture.Proxy2D; } return texImage; case GL_PROXY_TEXTURE_3D: @@ -783,6 +789,8 @@ _mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level) return NULL; } ctx->Texture.Proxy3D->Image[0][level] = texImage; + /* Set the 'back' pointer */ + texImage->TexObject = ctx->Texture.Proxy3D; } return texImage; case GL_PROXY_TEXTURE_CUBE_MAP: @@ -796,6 +804,8 @@ _mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level) return NULL; } ctx->Texture.ProxyCubeMap->Image[0][level] = texImage; + /* Set the 'back' pointer */ + texImage->TexObject = ctx->Texture.ProxyCubeMap; } return texImage; case GL_PROXY_TEXTURE_RECTANGLE_NV: @@ -809,6 +819,8 @@ _mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level) return NULL; } ctx->Texture.ProxyRect->Image[0][level] = texImage; + /* Set the 'back' pointer */ + texImage->TexObject = ctx->Texture.ProxyRect; } return texImage; default: @@ -1922,8 +1934,6 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format, return; } - - { const GLint width = texImage->Width; const GLint height = texImage->Height; @@ -1940,10 +1950,25 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format, if (format == GL_COLOR_INDEX) { GLuint indexRow[MAX_WIDTH]; GLint col; - for (col = 0; col < width; col++) { - GLchan indx; - (*texImage->FetchTexelc)(texImage, col, row, img, &indx); - indexRow[col] = indx; + /* Can't use FetchTexel here because that returns RGBA */ + if (texImage->TexFormat->IndexBits == 8) { + const GLubyte *src = (const GLubyte *) texImage->Data; + for (col = 0; col < width; col++) { + indexRow[col] = src[texImage->Width * + (img * texImage->Height + row) + col]; + } + } + else if (texImage->TexFormat->IndexBits == 16) { + const GLushort *src = (const GLushort *) texImage->Data; + for (col = 0; col < width; col++) { + indexRow[col] = src[texImage->Width * + (img * texImage->Height + row) + col]; + } + } + else { + _mesa_problem(ctx, + "Color index problem in _mesa_GetTexImage"); + return; } _mesa_pack_index_span(ctx, width, type, dest, indexRow, &ctx->Pack, @@ -1954,7 +1979,7 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format, GLint col; for (col = 0; col < width; col++) { (*texImage->FetchTexelf)(texImage, col, row, img, - (GLvoid *) &depthRow[col]); + depthRow + col); } _mesa_pack_depth_span(ctx, width, dest, type, depthRow, &ctx->Pack); |