diff options
Diffstat (limited to 'src/mesa/main/teximage.c')
-rw-r--r-- | src/mesa/main/teximage.c | 128 |
1 files changed, 66 insertions, 62 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index f315c3de74e..1bc52d220ab 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.1 + * Version: 7.1 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul 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"), @@ -760,15 +760,15 @@ _mesa_select_tex_object(GLcontext *ctx, const struct gl_texture_unit *texUnit, case GL_TEXTURE_1D: return texUnit->Current1D; case GL_PROXY_TEXTURE_1D: - return ctx->Texture.Proxy1D; + return ctx->Texture.ProxyTex[TEXTURE_1D_INDEX]; case GL_TEXTURE_2D: return texUnit->Current2D; case GL_PROXY_TEXTURE_2D: - return ctx->Texture.Proxy2D; + return ctx->Texture.ProxyTex[TEXTURE_2D_INDEX]; case GL_TEXTURE_3D: return texUnit->Current3D; case GL_PROXY_TEXTURE_3D: - return ctx->Texture.Proxy3D; + return ctx->Texture.ProxyTex[TEXTURE_3D_INDEX]; case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB: case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB: case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB: @@ -780,25 +780,25 @@ _mesa_select_tex_object(GLcontext *ctx, const struct gl_texture_unit *texUnit, ? texUnit->CurrentCubeMap : NULL; case GL_PROXY_TEXTURE_CUBE_MAP_ARB: return ctx->Extensions.ARB_texture_cube_map - ? ctx->Texture.ProxyCubeMap : NULL; + ? ctx->Texture.ProxyTex[TEXTURE_CUBE_INDEX] : NULL; case GL_TEXTURE_RECTANGLE_NV: return ctx->Extensions.NV_texture_rectangle ? texUnit->CurrentRect : NULL; case GL_PROXY_TEXTURE_RECTANGLE_NV: return ctx->Extensions.NV_texture_rectangle - ? ctx->Texture.ProxyRect : NULL; + ? ctx->Texture.ProxyTex[TEXTURE_RECT_INDEX] : NULL; case GL_TEXTURE_1D_ARRAY_EXT: return ctx->Extensions.MESA_texture_array ? texUnit->Current1DArray : NULL; case GL_PROXY_TEXTURE_1D_ARRAY_EXT: return ctx->Extensions.MESA_texture_array - ? ctx->Texture.Proxy1DArray : NULL; + ? ctx->Texture.ProxyTex[TEXTURE_1D_ARRAY_INDEX] : NULL; case GL_TEXTURE_2D_ARRAY_EXT: return ctx->Extensions.MESA_texture_array ? texUnit->Current2DArray : NULL; case GL_PROXY_TEXTURE_2D_ARRAY_EXT: return ctx->Extensions.MESA_texture_array - ? ctx->Texture.Proxy2DArray : NULL; + ? ctx->Texture.ProxyTex[TEXTURE_2D_ARRAY_INDEX] : NULL; default: _mesa_problem(NULL, "bad target in _mesa_select_tex_object()"); return NULL; @@ -924,106 +924,106 @@ _mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level) case GL_PROXY_TEXTURE_1D: if (level >= ctx->Const.MaxTextureLevels) return NULL; - texImage = ctx->Texture.Proxy1D->Image[0][level]; + texImage = ctx->Texture.ProxyTex[TEXTURE_1D_INDEX]->Image[0][level]; if (!texImage) { texImage = ctx->Driver.NewTextureImage(ctx); if (!texImage) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "proxy texture allocation"); return NULL; } - ctx->Texture.Proxy1D->Image[0][level] = texImage; + ctx->Texture.ProxyTex[TEXTURE_1D_INDEX]->Image[0][level] = texImage; /* Set the 'back' pointer */ - texImage->TexObject = ctx->Texture.Proxy1D; + texImage->TexObject = ctx->Texture.ProxyTex[TEXTURE_1D_INDEX]; } return texImage; case GL_PROXY_TEXTURE_2D: if (level >= ctx->Const.MaxTextureLevels) return NULL; - texImage = ctx->Texture.Proxy2D->Image[0][level]; + texImage = ctx->Texture.ProxyTex[TEXTURE_2D_INDEX]->Image[0][level]; if (!texImage) { texImage = ctx->Driver.NewTextureImage(ctx); if (!texImage) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "proxy texture allocation"); return NULL; } - ctx->Texture.Proxy2D->Image[0][level] = texImage; + ctx->Texture.ProxyTex[TEXTURE_2D_INDEX]->Image[0][level] = texImage; /* Set the 'back' pointer */ - texImage->TexObject = ctx->Texture.Proxy2D; + texImage->TexObject = ctx->Texture.ProxyTex[TEXTURE_2D_INDEX]; } return texImage; case GL_PROXY_TEXTURE_3D: if (level >= ctx->Const.Max3DTextureLevels) return NULL; - texImage = ctx->Texture.Proxy3D->Image[0][level]; + texImage = ctx->Texture.ProxyTex[TEXTURE_3D_INDEX]->Image[0][level]; if (!texImage) { texImage = ctx->Driver.NewTextureImage(ctx); if (!texImage) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "proxy texture allocation"); return NULL; } - ctx->Texture.Proxy3D->Image[0][level] = texImage; + ctx->Texture.ProxyTex[TEXTURE_3D_INDEX]->Image[0][level] = texImage; /* Set the 'back' pointer */ - texImage->TexObject = ctx->Texture.Proxy3D; + texImage->TexObject = ctx->Texture.ProxyTex[TEXTURE_3D_INDEX]; } return texImage; case GL_PROXY_TEXTURE_CUBE_MAP: if (level >= ctx->Const.MaxCubeTextureLevels) return NULL; - texImage = ctx->Texture.ProxyCubeMap->Image[0][level]; + texImage = ctx->Texture.ProxyTex[TEXTURE_CUBE_INDEX]->Image[0][level]; if (!texImage) { texImage = ctx->Driver.NewTextureImage(ctx); if (!texImage) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "proxy texture allocation"); return NULL; } - ctx->Texture.ProxyCubeMap->Image[0][level] = texImage; + ctx->Texture.ProxyTex[TEXTURE_CUBE_INDEX]->Image[0][level] = texImage; /* Set the 'back' pointer */ - texImage->TexObject = ctx->Texture.ProxyCubeMap; + texImage->TexObject = ctx->Texture.ProxyTex[TEXTURE_CUBE_INDEX]; } return texImage; case GL_PROXY_TEXTURE_RECTANGLE_NV: if (level > 0) return NULL; - texImage = ctx->Texture.ProxyRect->Image[0][level]; + texImage = ctx->Texture.ProxyTex[TEXTURE_RECT_INDEX]->Image[0][level]; if (!texImage) { texImage = ctx->Driver.NewTextureImage(ctx); if (!texImage) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "proxy texture allocation"); return NULL; } - ctx->Texture.ProxyRect->Image[0][level] = texImage; + ctx->Texture.ProxyTex[TEXTURE_RECT_INDEX]->Image[0][level] = texImage; /* Set the 'back' pointer */ - texImage->TexObject = ctx->Texture.ProxyRect; + texImage->TexObject = ctx->Texture.ProxyTex[TEXTURE_RECT_INDEX]; } return texImage; case GL_PROXY_TEXTURE_1D_ARRAY_EXT: if (level >= ctx->Const.MaxTextureLevels) return NULL; - texImage = ctx->Texture.Proxy1DArray->Image[0][level]; + texImage = ctx->Texture.ProxyTex[TEXTURE_1D_ARRAY_INDEX]->Image[0][level]; if (!texImage) { texImage = ctx->Driver.NewTextureImage(ctx); if (!texImage) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "proxy texture allocation"); return NULL; } - ctx->Texture.Proxy1DArray->Image[0][level] = texImage; + ctx->Texture.ProxyTex[TEXTURE_1D_ARRAY_INDEX]->Image[0][level] = texImage; /* Set the 'back' pointer */ - texImage->TexObject = ctx->Texture.Proxy1DArray; + texImage->TexObject = ctx->Texture.ProxyTex[TEXTURE_1D_ARRAY_INDEX]; } return texImage; case GL_PROXY_TEXTURE_2D_ARRAY_EXT: if (level >= ctx->Const.MaxTextureLevels) return NULL; - texImage = ctx->Texture.Proxy2DArray->Image[0][level]; + texImage = ctx->Texture.ProxyTex[TEXTURE_2D_ARRAY_INDEX]->Image[0][level]; if (!texImage) { texImage = ctx->Driver.NewTextureImage(ctx); if (!texImage) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "proxy texture allocation"); return NULL; } - ctx->Texture.Proxy2DArray->Image[0][level] = texImage; + ctx->Texture.ProxyTex[TEXTURE_2D_ARRAY_INDEX]->Image[0][level] = texImage; /* Set the 'back' pointer */ - texImage->TexObject = ctx->Texture.Proxy2DArray; + texImage->TexObject = ctx->Texture.ProxyTex[TEXTURE_2D_ARRAY_INDEX]; } return texImage; default: @@ -1264,6 +1264,10 @@ _mesa_init_teximage_fields(GLcontext *ctx, GLenum target, * A hardware driver might override this function if, for example, the * max 3D texture size is 512x512x64 (i.e. not a cube). * + * Note that width, height, depth == 0 is not an error. However, a + * texture with zero width/height/depth will be considered "incomplete" + * and texturing will effectively be disabled. + * * \param target one of GL_PROXY_TEXTURE_1D, GL_PROXY_TEXTURE_2D, * GL_PROXY_TEXTURE_3D, GL_PROXY_TEXTURE_RECTANGLE_NV, * GL_PROXY_TEXTURE_CUBE_MAP_ARB. @@ -1293,7 +1297,7 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(width - 2 * border) != 1) || + width >0 && _mesa_bitcount(width - 2 * border) != 1) || level >= ctx->Const.MaxTextureLevels) { /* bad width or level */ return GL_FALSE; @@ -1303,10 +1307,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && _mesa_bitcount(width - 2 * border) != 1) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && _mesa_bitcount(height - 2 * border) != 1) || level >= ctx->Const.MaxTextureLevels) { /* bad width or height or level */ return GL_FALSE; @@ -1316,21 +1320,21 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && _mesa_bitcount(width - 2 * border) != 1) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && _mesa_bitcount(height - 2 * border) != 1) || depth < 2 * border || depth > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(depth - 2 * border) != 1) || + depth > 0 && _mesa_bitcount(depth - 2 * border) != 1) || level >= ctx->Const.Max3DTextureLevels) { /* bad width or height or depth or level */ return GL_FALSE; } return GL_TRUE; case GL_PROXY_TEXTURE_RECTANGLE_NV: - if (width < 1 || width > ctx->Const.MaxTextureRectSize || - height < 1 || height > ctx->Const.MaxTextureRectSize || + if (width < 0 || width > ctx->Const.MaxTextureRectSize || + height < 0 || height > ctx->Const.MaxTextureRectSize || level != 0) { /* bad width or height or level */ return GL_FALSE; @@ -1340,10 +1344,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxCubeTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && _mesa_bitcount(width - 2 * border) != 1) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && _mesa_bitcount(height - 2 * border) != 1) || level >= ctx->Const.MaxCubeTextureLevels) { /* bad width or height */ return GL_FALSE; @@ -1353,7 +1357,7 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && _mesa_bitcount(width - 2 * border) != 1) || level >= ctx->Const.MaxTextureLevels) { /* bad width or level */ return GL_FALSE; @@ -1367,10 +1371,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && _mesa_bitcount(width - 2 * border) != 1) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && _mesa_bitcount(height - 2 * border) != 1) || level >= ctx->Const.MaxTextureLevels) { /* bad width or height or level */ return GL_FALSE; @@ -1472,7 +1476,7 @@ texture_error_check( GLcontext *ctx, GLenum target, if (target == GL_PROXY_TEXTURE_1D || target == GL_TEXTURE_1D) { proxy_target = GL_PROXY_TEXTURE_1D; height = 1; - width = 1; + depth = 1; } else { _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage1D(target)" ); @@ -1994,7 +1998,7 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions, } if (is_compressed_format(ctx, internalFormat)) { - if (target != GL_TEXTURE_2D) { + if (!target_can_be_compressed(ctx, target)) { _mesa_error(ctx, GL_INVALID_ENUM, "glCopyTexImage%d(target)", dimensions); return GL_TRUE; @@ -2177,7 +2181,7 @@ copytexsubimage_error_check2( GLcontext *ctx, GLuint dimensions, } if (teximage->IsCompressed) { - if (target != GL_TEXTURE_2D) { + if (!target_can_be_compressed(ctx, target)) { _mesa_error(ctx, GL_INVALID_ENUM, "glCopyTexSubImage%d(target)", dimensions); return GL_TRUE; @@ -2587,7 +2591,7 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat, 1, border)) { /* when error, clear all proxy texture image parameters */ if (texImage) - clear_teximage_fields(ctx->Texture.Proxy2D->Image[0][level]); + clear_teximage_fields(ctx->Texture.ProxyTex[TEXTURE_2D_INDEX]->Image[0][level]); } else { /* no error, set the tex image parameters */ @@ -3768,7 +3772,7 @@ _mesa_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset, width, height, depth, /*size*/ format, imageSize); if (error) { - _mesa_error(ctx, error, "glCompressedTexSubImage2D"); + _mesa_error(ctx, error, "glCompressedTexSubImage3D"); return; } @@ -3819,7 +3823,6 @@ _mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img) GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; texObj = _mesa_select_tex_object(ctx, texUnit, target); if (!texObj) { @@ -3840,24 +3843,25 @@ _mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img) return; } - _mesa_lock_texture(ctx, texObj); { texImage = _mesa_select_tex_image(ctx, texObj, target, level); - if (!texImage) { - /* probably invalid mipmap level */ - _mesa_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)"); - goto out; + if (texImage) { + if (texImage->IsCompressed) { + /* this typically calls _mesa_get_compressed_teximage() */ + ctx->Driver.GetCompressedTexImage(ctx, target, level, img, + texObj, texImage); + } + else { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetCompressedTexImageARB"); + } } - - if (!texImage->IsCompressed) { - _mesa_error(ctx, GL_INVALID_OPERATION, "glGetCompressedTexImageARB"); - goto out; + else { + /* probably invalid mipmap level */ + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetCompressedTexImageARB(level)"); } - - /* this typically calls _mesa_get_compressed_teximage() */ - ctx->Driver.GetCompressedTexImage(ctx, target, level, img, texObj,texImage); } - out: _mesa_unlock_texture(ctx, texObj); } |