return format;
}
-/**
- * Return the simple base format for a given internal texture format.
- * For example, given GL_LUMINANCE12_ALPHA4, return GL_LUMINANCE_ALPHA.
- *
- * \param ctx GL context.
- * \param internalFormat the internal texture format token or 1, 2, 3, or 4.
- *
- * \return the corresponding \u base internal format (GL_ALPHA, GL_LUMINANCE,
- * GL_LUMANCE_ALPHA, GL_INTENSITY, GL_RGB, or GL_RGBA), or -1 if invalid enum.
- *
- * This is the format which is used during texture application (i.e. the
- * texture format and env mode determine the arithmetic used.
- */
-GLint
-_mesa_base_tex_format( struct gl_context *ctx, GLint internalFormat )
-{
- switch (internalFormat) {
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- return (ctx->API != API_OPENGL_CORE) ? GL_ALPHA : -1;
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- return (ctx->API != API_OPENGL_CORE) ? GL_LUMINANCE : -1;
- 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:
- return (ctx->API != API_OPENGL_CORE) ? GL_LUMINANCE_ALPHA : -1;
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- return (ctx->API != API_OPENGL_CORE) ? GL_INTENSITY : -1;
- case 3:
- return (ctx->API != API_OPENGL_CORE) ? GL_RGB : -1;
- case GL_RGB:
- case GL_R3_G3_B2:
- case GL_RGB4:
- case GL_RGB5:
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- return GL_RGB;
- case 4:
- return (ctx->API != API_OPENGL_CORE) ? GL_RGBA : -1;
- case GL_RGBA:
- case GL_RGBA2:
- case GL_RGBA4:
- case GL_RGB5_A1:
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- return GL_RGBA;
- default:
- ; /* fallthrough */
- }
-
- /* GL_BGRA can be an internal format *only* in OpenGL ES (1.x or 2.0).
- */
- if (_mesa_is_gles(ctx)) {
- switch (internalFormat) {
- case GL_BGRA:
- return GL_RGBA;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.ARB_ES2_compatibility) {
- switch (internalFormat) {
- case GL_RGB565:
- return GL_RGB;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.ARB_depth_texture) {
- switch (internalFormat) {
- case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16:
- case GL_DEPTH_COMPONENT24:
- case GL_DEPTH_COMPONENT32:
- return GL_DEPTH_COMPONENT;
- case GL_DEPTH_STENCIL:
- case GL_DEPTH24_STENCIL8:
- return GL_DEPTH_STENCIL;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.ARB_texture_stencil8) {
- switch (internalFormat) {
- case GL_STENCIL_INDEX:
- case GL_STENCIL_INDEX1:
- case GL_STENCIL_INDEX4:
- case GL_STENCIL_INDEX8:
- case GL_STENCIL_INDEX16:
- return GL_STENCIL_INDEX;
- default:
- ; /* fallthrough */
- }
- }
-
- switch (internalFormat) {
- case GL_COMPRESSED_ALPHA:
- return GL_ALPHA;
- case GL_COMPRESSED_LUMINANCE:
- return GL_LUMINANCE;
- case GL_COMPRESSED_LUMINANCE_ALPHA:
- return GL_LUMINANCE_ALPHA;
- case GL_COMPRESSED_INTENSITY:
- return GL_INTENSITY;
- case GL_COMPRESSED_RGB:
- return GL_RGB;
- case GL_COMPRESSED_RGBA:
- return GL_RGBA;
- default:
- ; /* fallthrough */
- }
-
- if (ctx->Extensions.TDFX_texture_compression_FXT1) {
- switch (internalFormat) {
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- return GL_RGB;
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- return GL_RGBA;
- default:
- ; /* fallthrough */
- }
- }
-
- /* Assume that the ANGLE flag will always be set if the EXT flag is set.
- */
- if (ctx->Extensions.ANGLE_texture_compression_dxt) {
- switch (internalFormat) {
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- return GL_RGB;
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return GL_RGBA;
- default:
- ; /* fallthrough */
- }
- }
-
- if (_mesa_is_desktop_gl(ctx)
- && ctx->Extensions.ANGLE_texture_compression_dxt) {
- switch (internalFormat) {
- case GL_RGB_S3TC:
- case GL_RGB4_S3TC:
- return GL_RGB;
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
- return GL_RGBA;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.MESA_ycbcr_texture) {
- if (internalFormat == GL_YCBCR_MESA)
- return GL_YCBCR_MESA;
- }
-
- if (ctx->Extensions.ARB_texture_float) {
- switch (internalFormat) {
- case GL_ALPHA16F_ARB:
- case GL_ALPHA32F_ARB:
- return GL_ALPHA;
- case GL_RGBA16F_ARB:
- case GL_RGBA32F_ARB:
- return GL_RGBA;
- case GL_RGB16F_ARB:
- case GL_RGB32F_ARB:
- return GL_RGB;
- case GL_INTENSITY16F_ARB:
- case GL_INTENSITY32F_ARB:
- return GL_INTENSITY;
- case GL_LUMINANCE16F_ARB:
- case GL_LUMINANCE32F_ARB:
- return GL_LUMINANCE;
- case GL_LUMINANCE_ALPHA16F_ARB:
- case GL_LUMINANCE_ALPHA32F_ARB:
- return GL_LUMINANCE_ALPHA;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.EXT_texture_snorm) {
- switch (internalFormat) {
- case GL_RED_SNORM:
- case GL_R8_SNORM:
- case GL_R16_SNORM:
- return GL_RED;
- case GL_RG_SNORM:
- case GL_RG8_SNORM:
- case GL_RG16_SNORM:
- return GL_RG;
- case GL_RGB_SNORM:
- case GL_RGB8_SNORM:
- case GL_RGB16_SNORM:
- return GL_RGB;
- case GL_RGBA_SNORM:
- case GL_RGBA8_SNORM:
- case GL_RGBA16_SNORM:
- return GL_RGBA;
- case GL_ALPHA_SNORM:
- case GL_ALPHA8_SNORM:
- case GL_ALPHA16_SNORM:
- return GL_ALPHA;
- case GL_LUMINANCE_SNORM:
- case GL_LUMINANCE8_SNORM:
- case GL_LUMINANCE16_SNORM:
- return GL_LUMINANCE;
- case GL_LUMINANCE_ALPHA_SNORM:
- case GL_LUMINANCE8_ALPHA8_SNORM:
- case GL_LUMINANCE16_ALPHA16_SNORM:
- return GL_LUMINANCE_ALPHA;
- case GL_INTENSITY_SNORM:
- case GL_INTENSITY8_SNORM:
- case GL_INTENSITY16_SNORM:
- return GL_INTENSITY;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.EXT_texture_sRGB) {
- switch (internalFormat) {
- case GL_SRGB_EXT:
- case GL_SRGB8_EXT:
- case GL_COMPRESSED_SRGB_EXT:
- return GL_RGB;
- case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
- return ctx->Extensions.EXT_texture_compression_s3tc ? GL_RGB : -1;
- case GL_SRGB_ALPHA_EXT:
- case GL_SRGB8_ALPHA8_EXT:
- case GL_COMPRESSED_SRGB_ALPHA_EXT:
- return GL_RGBA;
- case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
- case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
- case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
- return ctx->Extensions.EXT_texture_compression_s3tc ? GL_RGBA : -1;
- case GL_SLUMINANCE_ALPHA_EXT:
- case GL_SLUMINANCE8_ALPHA8_EXT:
- case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
- return GL_LUMINANCE_ALPHA;
- case GL_SLUMINANCE_EXT:
- case GL_SLUMINANCE8_EXT:
- case GL_COMPRESSED_SLUMINANCE_EXT:
- return GL_LUMINANCE;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Version >= 30 ||
- ctx->Extensions.EXT_texture_integer) {
- switch (internalFormat) {
- case GL_RGBA8UI_EXT:
- case GL_RGBA16UI_EXT:
- case GL_RGBA32UI_EXT:
- case GL_RGBA8I_EXT:
- case GL_RGBA16I_EXT:
- case GL_RGBA32I_EXT:
- case GL_RGB10_A2UI:
- return GL_RGBA;
- case GL_RGB8UI_EXT:
- case GL_RGB16UI_EXT:
- case GL_RGB32UI_EXT:
- case GL_RGB8I_EXT:
- case GL_RGB16I_EXT:
- case GL_RGB32I_EXT:
- return GL_RGB;
- }
- }
-
- if (ctx->Extensions.EXT_texture_integer) {
- switch (internalFormat) {
- case GL_ALPHA8UI_EXT:
- case GL_ALPHA16UI_EXT:
- case GL_ALPHA32UI_EXT:
- case GL_ALPHA8I_EXT:
- case GL_ALPHA16I_EXT:
- case GL_ALPHA32I_EXT:
- return GL_ALPHA;
- case GL_INTENSITY8UI_EXT:
- case GL_INTENSITY16UI_EXT:
- case GL_INTENSITY32UI_EXT:
- case GL_INTENSITY8I_EXT:
- case GL_INTENSITY16I_EXT:
- case GL_INTENSITY32I_EXT:
- return GL_INTENSITY;
- case GL_LUMINANCE8UI_EXT:
- case GL_LUMINANCE16UI_EXT:
- case GL_LUMINANCE32UI_EXT:
- case GL_LUMINANCE8I_EXT:
- case GL_LUMINANCE16I_EXT:
- case GL_LUMINANCE32I_EXT:
- return GL_LUMINANCE;
- case GL_LUMINANCE_ALPHA8UI_EXT:
- case GL_LUMINANCE_ALPHA16UI_EXT:
- case GL_LUMINANCE_ALPHA32UI_EXT:
- case GL_LUMINANCE_ALPHA8I_EXT:
- case GL_LUMINANCE_ALPHA16I_EXT:
- case GL_LUMINANCE_ALPHA32I_EXT:
- return GL_LUMINANCE_ALPHA;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.ARB_texture_rg) {
- switch (internalFormat) {
- case GL_R16F:
- case GL_R32F:
- if (!ctx->Extensions.ARB_texture_float)
- break;
- return GL_RED;
- case GL_R8I:
- case GL_R8UI:
- case GL_R16I:
- case GL_R16UI:
- case GL_R32I:
- case GL_R32UI:
- if (ctx->Version < 30 && !ctx->Extensions.EXT_texture_integer)
- break;
- /* FALLTHROUGH */
- case GL_R8:
- case GL_R16:
- case GL_RED:
- case GL_COMPRESSED_RED:
- return GL_RED;
-
- case GL_RG16F:
- case GL_RG32F:
- if (!ctx->Extensions.ARB_texture_float)
- break;
- return GL_RG;
- case GL_RG8I:
- case GL_RG8UI:
- case GL_RG16I:
- case GL_RG16UI:
- case GL_RG32I:
- case GL_RG32UI:
- if (ctx->Version < 30 && !ctx->Extensions.EXT_texture_integer)
- break;
- /* FALLTHROUGH */
- case GL_RG:
- case GL_RG8:
- case GL_RG16:
- case GL_COMPRESSED_RG:
- return GL_RG;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.EXT_texture_shared_exponent) {
- switch (internalFormat) {
- case GL_RGB9_E5_EXT:
- return GL_RGB;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.EXT_packed_float) {
- switch (internalFormat) {
- case GL_R11F_G11F_B10F_EXT:
- return GL_RGB;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.ARB_depth_buffer_float) {
- switch (internalFormat) {
- case GL_DEPTH_COMPONENT32F:
- return GL_DEPTH_COMPONENT;
- case GL_DEPTH32F_STENCIL8:
- return GL_DEPTH_STENCIL;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.ARB_texture_compression_rgtc) {
- switch (internalFormat) {
- case GL_COMPRESSED_RED_RGTC1:
- case GL_COMPRESSED_SIGNED_RED_RGTC1:
- return GL_RED;
- case GL_COMPRESSED_RG_RGTC2:
- case GL_COMPRESSED_SIGNED_RG_RGTC2:
- return GL_RG;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.EXT_texture_compression_latc) {
- switch (internalFormat) {
- case GL_COMPRESSED_LUMINANCE_LATC1_EXT:
- case GL_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT:
- return GL_LUMINANCE;
- case GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT:
- case GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT:
- return GL_LUMINANCE_ALPHA;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.ATI_texture_compression_3dc) {
- switch (internalFormat) {
- case GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI:
- return GL_LUMINANCE_ALPHA;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->Extensions.OES_compressed_ETC1_RGB8_texture) {
- switch (internalFormat) {
- case GL_ETC1_RGB8_OES:
- return GL_RGB;
- default:
- ; /* fallthrough */
- }
- }
-
- if (_mesa_is_gles3(ctx) || ctx->Extensions.ARB_ES3_compatibility) {
- switch (internalFormat) {
- case GL_COMPRESSED_RGB8_ETC2:
- case GL_COMPRESSED_SRGB8_ETC2:
- return GL_RGB;
- case GL_COMPRESSED_RGBA8_ETC2_EAC:
- case GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:
- case GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
- case GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
- return GL_RGBA;
- case GL_COMPRESSED_R11_EAC:
- case GL_COMPRESSED_SIGNED_R11_EAC:
- return GL_RED;
- case GL_COMPRESSED_RG11_EAC:
- case GL_COMPRESSED_SIGNED_RG11_EAC:
- return GL_RG;
- default:
- ; /* fallthrough */
- }
- }
-
- if (_mesa_is_desktop_gl(ctx) &&
- ctx->Extensions.ARB_texture_compression_bptc) {
- switch (internalFormat) {
- case GL_COMPRESSED_RGBA_BPTC_UNORM:
- case GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM:
- return GL_RGBA;
- case GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT:
- case GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT:
- return GL_RGB;
- default:
- ; /* fallthrough */
- }
- }
-
- if (ctx->API == API_OPENGLES) {
- switch (internalFormat) {
- case GL_PALETTE4_RGB8_OES:
- case GL_PALETTE4_R5_G6_B5_OES:
- case GL_PALETTE8_RGB8_OES:
- case GL_PALETTE8_R5_G6_B5_OES:
- return GL_RGB;
- case GL_PALETTE4_RGBA8_OES:
- case GL_PALETTE8_RGB5_A1_OES:
- case GL_PALETTE4_RGBA4_OES:
- case GL_PALETTE4_RGB5_A1_OES:
- case GL_PALETTE8_RGBA8_OES:
- case GL_PALETTE8_RGBA4_OES:
- return GL_RGBA;
- default:
- ; /* fallthrough */
- }
- }
-
- return -1; /* error */
-}
-
-
-/**
- * For cube map faces, return a face index in [0,5].
- * For other targets return 0;
- */
-GLuint
-_mesa_tex_target_to_face(GLenum target)
-{
- if (_mesa_is_cube_face(target))
- return (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- else
- return 0;
-}
-
-
/**
* Install gl_texture_image in a gl_texture_object according to the target
};
}
+/**
+ * Test if a target is a cube map.
+ *
+ * \param target texture target.
+ *
+ * \return true if the target is a cube map, false otherwise.
+ */
+bool
+_mesa_is_cube_map_texture(GLenum target)
+{
+ switch(target) {
+ case GL_TEXTURE_CUBE_MAP:
+ case GL_TEXTURE_CUBE_MAP_ARRAY:
+ return true;
+ default:
+ return false;
+ }
+}
/**
* Return the proxy target which corresponds to the given texture target
case GL_TEXTURE_3D:
case GL_PROXY_TEXTURE_3D:
return GL_PROXY_TEXTURE_3D;
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
- case GL_TEXTURE_CUBE_MAP_ARB:
- case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
- return GL_PROXY_TEXTURE_CUBE_MAP_ARB;
+ 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:
+ case GL_TEXTURE_CUBE_MAP:
+ case GL_PROXY_TEXTURE_CUBE_MAP:
+ return GL_PROXY_TEXTURE_CUBE_MAP;
case GL_TEXTURE_RECTANGLE_NV:
case GL_PROXY_TEXTURE_RECTANGLE_NV:
return GL_PROXY_TEXTURE_RECTANGLE_NV;
case GL_PROXY_TEXTURE_3D:
return ctx->Const.Max3DTextureLevels;
case GL_TEXTURE_CUBE_MAP:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
- case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
+ 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:
+ case GL_PROXY_TEXTURE_CUBE_MAP:
return ctx->Extensions.ARB_texture_cube_map
? ctx->Const.MaxCubeTextureLevels : 0;
case GL_TEXTURE_RECTANGLE_NV:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
+ case GL_PROXY_TEXTURE_CUBE_MAP:
maxSize = 1 << (ctx->Const.MaxCubeTextureLevels - 1);
maxSize >>= level;
if (width != height)
/**
* Return true if the format is only valid for glCompressedTexImage.
*/
-static GLboolean
+static bool
compressedteximage_only_format(const struct gl_context *ctx, GLenum format)
{
switch (format) {
case GL_PALETTE8_R5_G6_B5_OES:
case GL_PALETTE8_RGBA4_OES:
case GL_PALETTE8_RGB5_A1_OES:
- return GL_TRUE;
+ return true;
default:
- return GL_FALSE;
+ return false;
}
}
+/**
+ * Return true if the format doesn't support online compression.
+ */
+bool
+_mesa_format_no_online_compression(const struct gl_context *ctx, GLenum format)
+{
+ return _mesa_is_astc_format(format) ||
+ compressedteximage_only_format(ctx, format);
+}
+
+/* Writes to an GL error pointer if non-null and returns whether or not the
+ * error is GL_NO_ERROR */
+static bool
+write_error(GLenum *err_ptr, GLenum error)
+{
+ if (err_ptr)
+ *err_ptr = error;
+
+ return error == GL_NO_ERROR;
+}
/**
* Helper function to determine whether a target and specific compression
- * format are supported.
+ * format are supported. The error parameter returns GL_NO_ERROR if the
+ * target can be compressed. Otherwise it returns either GL_INVALID_OPERATION
+ * or GL_INVALID_ENUM, whichever is more appropriate.
*/
GLboolean
_mesa_target_can_be_compressed(const struct gl_context *ctx, GLenum target,
- GLenum intFormat)
+ GLenum intFormat, GLenum *error)
{
+ GLboolean target_can_be_compresed = GL_FALSE;
+ mesa_format format = _mesa_glenum_to_compressed_format(intFormat);
+ enum mesa_format_layout layout = _mesa_get_format_layout(format);
+
switch (target) {
case GL_TEXTURE_2D:
case GL_PROXY_TEXTURE_2D:
- return GL_TRUE; /* true for any compressed format so far */
+ target_can_be_compresed = GL_TRUE; /* true for any compressed format so far */
+ break;
case GL_PROXY_TEXTURE_CUBE_MAP:
case GL_TEXTURE_CUBE_MAP:
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- return ctx->Extensions.ARB_texture_cube_map;
+ target_can_be_compresed = ctx->Extensions.ARB_texture_cube_map;
+ break;
case GL_PROXY_TEXTURE_2D_ARRAY_EXT:
case GL_TEXTURE_2D_ARRAY_EXT:
- return ctx->Extensions.EXT_texture_array;
+ target_can_be_compresed = ctx->Extensions.EXT_texture_array;
+ break;
case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY:
case GL_TEXTURE_CUBE_MAP_ARRAY:
- return ctx->Extensions.ARB_texture_cube_map_array;
+ /* From the KHR_texture_compression_astc_hdr spec:
+ *
+ * Add a second new column "3D Tex." which is empty for all non-ASTC
+ * formats. If only the LDR profile is supported by the
+ * implementation, this column is also empty for all ASTC formats. If
+ * both the LDR and HDR profiles are supported only, this column is
+ * checked for all ASTC formats.
+ *
+ * Add a third new column "Cube Map Array Tex." which is empty for all
+ * non-ASTC formats, and checked for all ASTC formats.
+ *
+ * and,
+ *
+ * 'An INVALID_OPERATION error is generated by CompressedTexImage3D
+ * if <internalformat> is TEXTURE_CUBE_MAP_ARRAY and the
+ * "Cube Map Array" column of table 8.19 is *not* checked, or if
+ * <internalformat> is TEXTURE_3D and the "3D Tex." column of table
+ * 8.19 is *not* checked'
+ *
+ * The instances of <internalformat> above should say <target>.
+ *
+ * ETC2/EAC formats are the only alternative in GLES and thus such errors
+ * have already been handled by normal ETC2/EAC behavior.
+ */
+
+ /* From section 3.8.6, page 146 of OpenGL ES 3.0 spec:
+ *
+ * "The ETC2/EAC texture compression algorithm supports only
+ * two-dimensional images. If internalformat is an ETC2/EAC format,
+ * glCompressedTexImage3D will generate an INVALID_OPERATION error if
+ * target is not TEXTURE_2D_ARRAY."
+ *
+ * This should also be applicable for glTexStorage3D(). Other available
+ * targets for these functions are: TEXTURE_3D and TEXTURE_CUBE_MAP_ARRAY.
+ */
+ if (layout == MESA_FORMAT_LAYOUT_ETC2 && _mesa_is_gles3(ctx))
+ return write_error(error, GL_INVALID_OPERATION);
+ target_can_be_compresed = ctx->Extensions.ARB_texture_cube_map_array;
+ break;
case GL_TEXTURE_3D:
- switch (intFormat) {
- case GL_COMPRESSED_RGBA_BPTC_UNORM:
- case GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM:
- case GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT:
- case GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT:
- return ctx->Extensions.ARB_texture_compression_bptc;
+ switch (layout) {
+ case MESA_FORMAT_LAYOUT_ETC2:
+ /* See ETC2/EAC comment in case GL_TEXTURE_CUBE_MAP_ARRAY. */
+ if (_mesa_is_gles3(ctx))
+ return write_error(error, GL_INVALID_OPERATION);
+ break;
+ case MESA_FORMAT_LAYOUT_BPTC:
+ target_can_be_compresed = ctx->Extensions.ARB_texture_compression_bptc;
+ break;
+ case MESA_FORMAT_LAYOUT_ASTC:
+ target_can_be_compresed =
+ ctx->Extensions.KHR_texture_compression_astc_hdr;
+
+ /* Throw an INVALID_OPERATION error if the target is TEXTURE_3D and
+ * and the hdr extension is not supported.
+ * See comment in switch case GL_TEXTURE_CUBE_MAP_ARRAY for more info.
+ */
+ if (!target_can_be_compresed)
+ return write_error(error, GL_INVALID_OPERATION);
+ break;
default:
- return GL_FALSE;
+ break;
}
default:
- return GL_FALSE;
+ break;
}
+ return write_error(error,
+ target_can_be_compresed ? GL_NO_ERROR : GL_INVALID_ENUM);
}
* \param ctx GL context
* \param target Texture target
* \param internalFormat Internal format of the texture image
- * \param dimensions Dimensionality at the caller. This is \b not used
- * in the validation. It is only used when logging
- * error messages.
- * \param caller Base name of the calling function (e.g.,
- * "glTexImage" or "glTexStorage").
*
* \returns true if the combination is legal, false otherwise.
*/
bool
_mesa_legal_texture_base_format_for_target(struct gl_context *ctx,
- GLenum target, GLenum internalFormat,
- unsigned dimensions,
- const char *caller)
+ GLenum target, GLenum internalFormat)
{
if (_mesa_base_tex_format(ctx, internalFormat) == GL_DEPTH_COMPONENT
|| _mesa_base_tex_format(ctx, internalFormat) == GL_DEPTH_STENCIL
!((target == GL_TEXTURE_CUBE_MAP_ARRAY ||
target == GL_PROXY_TEXTURE_CUBE_MAP_ARRAY) &&
ctx->Extensions.ARB_texture_cube_map_array)) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s%dD(bad target for depth texture)",
- caller, dimensions);
return false;
}
}
return true;
}
+/**
+ * Test the combination of format, type and internal format arguments of
+ * different texture operations on GLES.
+ *
+ * \param ctx GL context.
+ * \param format pixel data format given by the user.
+ * \param type pixel data type given by the user.
+ * \param internalFormat internal format given by the user.
+ * \param dimensions texture image dimensions (must be 1, 2 or 3).
+ * \param callerName name of the caller function to print in the error message
+ *
+ * \return true if a error is found, false otherwise
+ *
+ * Currently, it is used by texture_error_check() and texsubimage_error_check().
+ */
+static bool
+texture_format_error_check_gles(struct gl_context *ctx, GLenum format,
+ GLenum type, GLenum internalFormat,
+ GLuint dimensions, const char *callerName)
+{
+ GLenum err;
+
+ if (_mesa_is_gles3(ctx)) {
+ err = _mesa_es3_error_check_format_and_type(ctx, format, type,
+ internalFormat);
+ if (err != GL_NO_ERROR) {
+ _mesa_error(ctx, err,
+ "%s(format = %s, type = %s, internalformat = %s)",
+ callerName, _mesa_enum_to_string(format),
+ _mesa_enum_to_string(type),
+ _mesa_enum_to_string(internalFormat));
+ return true;
+ }
+ }
+ else {
+ err = _mesa_es_error_check_format_and_type(ctx, format, type, dimensions);
+ if (err != GL_NO_ERROR) {
+ _mesa_error(ctx, err, "%s(format = %s, type = %s)",
+ callerName, _mesa_enum_to_string(format),
+ _mesa_enum_to_string(type));
+ return true;
+ }
+ }
+
+ return false;
+}
+
/**
* Test the glTexImage[123]D() parameters for errors.
*
return GL_TRUE;
}
- /* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
- * combinations of format, internalFormat, and type that can be used.
- * Formats and types that require additional extensions (e.g., GL_FLOAT
- * requires GL_OES_texture_float) are filtered elsewhere.
- */
-
- if (_mesa_is_gles(ctx)) {
- if (_mesa_is_gles3(ctx)) {
- err = _mesa_es3_error_check_format_and_type(ctx, format, type,
- internalFormat);
- } else {
- if (format != internalFormat) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glTexImage%dD(format = %s, internalFormat = %s)",
- dimensions,
- _mesa_enum_to_string(format),
- _mesa_enum_to_string(internalFormat));
- return GL_TRUE;
- }
+ /* Check incoming image format and type */
+ err = _mesa_error_check_format_and_type(ctx, format, type);
+ if (err != GL_NO_ERROR) {
+ /* Prior to OpenGL-ES 2.0, an INVALID_VALUE is expected instead of
+ * INVALID_ENUM. From page 73 OpenGL ES 1.1 spec:
+ *
+ * "Specifying a value for internalformat that is not one of the
+ * above (acceptable) values generates the error INVALID VALUE."
+ */
+ if (err == GL_INVALID_ENUM && _mesa_is_gles(ctx) && ctx->Version < 20)
+ err = GL_INVALID_VALUE;
- err = _mesa_es_error_check_format_and_type(format, type, dimensions);
- }
- if (err != GL_NO_ERROR) {
- _mesa_error(ctx, err,
- "glTexImage%dD(format = %s, type = %s, internalFormat = %s)",
- dimensions,
- _mesa_enum_to_string(format),
- _mesa_enum_to_string(type),
- _mesa_enum_to_string(internalFormat));
- return GL_TRUE;
- }
+ _mesa_error(ctx, err,
+ "glTexImage%dD(incompatible format = %s, type = %s)",
+ dimensions, _mesa_enum_to_string(format),
+ _mesa_enum_to_string(type));
+ return GL_TRUE;
}
/* Check internalFormat */
return GL_TRUE;
}
- /* Check incoming image format and type */
- err = _mesa_error_check_format_and_type(ctx, format, type);
- if (err != GL_NO_ERROR) {
- _mesa_error(ctx, err,
- "glTexImage%dD(incompatible format = %s, type = %s)",
- dimensions, _mesa_enum_to_string(format),
- _mesa_enum_to_string(type));
+ /* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
+ * combinations of format, internalFormat, and type that can be used.
+ * Formats and types that require additional extensions (e.g., GL_FLOAT
+ * requires GL_OES_texture_float) are filtered elsewhere.
+ */
+ if (_mesa_is_gles(ctx) &&
+ texture_format_error_check_gles(ctx, format, type, internalFormat,
+ dimensions, "glTexImage%dD")) {
return GL_TRUE;
}
}
/* additional checks for depth textures */
- if (!_mesa_legal_texture_base_format_for_target(ctx, target, internalFormat,
- dimensions, "glTexImage"))
+ if (!_mesa_legal_texture_base_format_for_target(ctx, target, internalFormat)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTexImage%dD(bad target for texture)", dimensions);
return GL_TRUE;
+ }
/* additional checks for compressed textures */
if (_mesa_is_compressed_format(ctx, internalFormat)) {
- if (!_mesa_target_can_be_compressed(ctx, target, internalFormat)) {
- _mesa_error(ctx, GL_INVALID_ENUM,
+ GLenum err;
+ if (!_mesa_target_can_be_compressed(ctx, target, internalFormat, &err)) {
+ _mesa_error(ctx, err,
"glTexImage%dD(target can't be compressed)", dimensions);
return GL_TRUE;
}
- if (compressedteximage_only_format(ctx, internalFormat)) {
+ if (_mesa_format_no_online_compression(ctx, internalFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glTexImage%dD(no compression for format)", dimensions);
return GL_TRUE;
GLenum error = GL_NO_ERROR;
char *reason = ""; /* no error */
- if (!_mesa_target_can_be_compressed(ctx, target, internalFormat)) {
+ if (!_mesa_target_can_be_compressed(ctx, target, internalFormat, &error)) {
reason = "target";
- /* From section 3.8.6, page 146 of OpenGL ES 3.0 spec:
- *
- * "The ETC2/EAC texture compression algorithm supports only
- * two-dimensional images. If internalformat is an ETC2/EAC format,
- * CompressedTexImage3D will generate an INVALID_OPERATION error if
- * target is not TEXTURE_2D_ARRAY."
- */
- error = _mesa_is_desktop_gl(ctx) ? GL_INVALID_ENUM : GL_INVALID_OPERATION;
goto error;
}
* if <imageSize> is not consistent with the format, dimensions, and
* contents of the specified image.
*/
- reason = "imageSize inconsistant with width/height/format";
+ reason = "imageSize inconsistent with width/height/format";
error = GL_INVALID_VALUE;
goto error;
}
return GL_TRUE;
}
- /* check target (proxies not allowed) */
- if (!legal_texsubimage_target(ctx, dimensions, target, dsa)) {
- _mesa_error(ctx, GL_INVALID_ENUM, "%s(target=%s)",
- callerName, _mesa_enum_to_string(target));
- return GL_TRUE;
- }
-
/* level check */
if (level < 0 || level >= _mesa_max_texture_levels(ctx, target)) {
_mesa_error(ctx, GL_INVALID_VALUE, "%s(level=%d)", callerName, level);
return GL_TRUE;
}
- /* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
- * combinations of format and type that can be used. Formats and types
- * that require additional extensions (e.g., GL_FLOAT requires
- * GL_OES_texture_float) are filtered elsewhere.
- */
- if (_mesa_is_gles(ctx) && !_mesa_is_gles3(ctx)) {
- err = _mesa_es_error_check_format_and_type(format, type, dimensions);
- if (err != GL_NO_ERROR) {
- _mesa_error(ctx, err, "%s(format = %s, type = %s)",
- callerName, _mesa_enum_to_string(format),
- _mesa_enum_to_string(type));
- return GL_TRUE;
- }
+ texImage = _mesa_select_tex_image(texObj, target, level);
+ if (!texImage) {
+ /* non-existant texture level */
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(invalid texture image)",
+ callerName);
+ return GL_TRUE;
}
err = _mesa_error_check_format_and_type(ctx, format, type);
return GL_TRUE;
}
+ /* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
+ * combinations of format, internalFormat, and type that can be used.
+ * Formats and types that require additional extensions (e.g., GL_FLOAT
+ * requires GL_OES_texture_float) are filtered elsewhere.
+ */
+ if (_mesa_is_gles(ctx) &&
+ texture_format_error_check_gles(ctx, format, type,
+ texImage->InternalFormat,
+ dimensions, callerName)) {
+ return GL_TRUE;
+ }
+
/* validate the bound PBO, if any */
if (!_mesa_validate_pbo_source(ctx, dimensions, &ctx->Unpack,
width, height, depth, format, type,
return GL_TRUE;
}
- texImage = _mesa_select_tex_image(texObj, target, level);
- if (!texImage) {
- /* non-existant texture level */
- _mesa_error(ctx, GL_INVALID_OPERATION, "%s(invalid texture image)",
- callerName);
- return GL_TRUE;
- }
-
if (error_check_subtexture_dimensions(ctx, dimensions,
texImage, xoffset, yoffset, zoffset,
width, height, depth, callerName)) {
}
if (_mesa_is_format_compressed(texImage->TexFormat)) {
- if (compressedteximage_only_format(ctx, texImage->InternalFormat)) {
+ if (_mesa_format_no_online_compression(ctx, texImage->InternalFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(no compression for format)", callerName);
return GL_TRUE;
return GL_TRUE;
}
- rb = _mesa_get_read_renderbuffer_for_format(ctx, internalFormat);
- if (rb == NULL) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glCopyTexImage%dD(read buffer)", dimensions);
- return GL_TRUE;
- }
-
/* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
* internalFormat.
*/
case GL_LUMINANCE_ALPHA:
break;
default:
- _mesa_error(ctx, GL_INVALID_VALUE,
+ _mesa_error(ctx, GL_INVALID_ENUM,
"glCopyTexImage%dD(internalFormat=%s)", dimensions,
_mesa_enum_to_string(internalFormat));
return GL_TRUE;
}
+ } else {
+ /*
+ * Section 8.6 (Alternate Texture Image Specification Commands) of the
+ * OpenGL 4.5 (Compatibility Profile) spec says:
+ *
+ * "Parameters level, internalformat, and border are specified using
+ * the same values, with the same meanings, as the corresponding
+ * arguments of TexImage2D, except that internalformat may not be
+ * specified as 1, 2, 3, or 4."
+ */
+ if (internalFormat >= 1 && internalFormat <= 4) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glCopyTexImage%dD(internalFormat=%d)", dimensions,
+ internalFormat);
+ return GL_TRUE;
+ }
}
baseFormat = _mesa_base_tex_format(ctx, internalFormat);
if (baseFormat < 0) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
+ _mesa_error(ctx, GL_INVALID_ENUM,
"glCopyTexImage%dD(internalFormat=%s)", dimensions,
_mesa_enum_to_string(internalFormat));
return GL_TRUE;
}
+ rb = _mesa_get_read_renderbuffer_for_format(ctx, internalFormat);
+ if (rb == NULL) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyTexImage%dD(read buffer)", dimensions);
+ return GL_TRUE;
+ }
+
rb_internal_format = rb->InternalFormat;
rb_base_format = _mesa_base_tex_format(ctx, rb->InternalFormat);
if (_mesa_is_color_format(internalFormat)) {
}
if (baseFormat == GL_DEPTH_COMPONENT ||
baseFormat == GL_DEPTH_STENCIL ||
+ baseFormat == GL_STENCIL_INDEX ||
rb_base_format == GL_DEPTH_COMPONENT ||
rb_base_format == GL_DEPTH_STENCIL ||
+ rb_base_format == GL_STENCIL_INDEX ||
((baseFormat == GL_LUMINANCE_ALPHA ||
baseFormat == GL_ALPHA) &&
rb_base_format != GL_RGBA) ||
}
if (_mesa_is_compressed_format(ctx, internalFormat)) {
- if (!_mesa_target_can_be_compressed(ctx, target, internalFormat)) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glCopyTexImage%dD(target)", dimensions);
+ GLenum err;
+ if (!_mesa_target_can_be_compressed(ctx, target, internalFormat, &err)) {
+ _mesa_error(ctx, err,
+ "glCopyTexImage%dD(target can't be compressed)", dimensions);
return GL_TRUE;
}
- if (compressedteximage_only_format(ctx, internalFormat)) {
+ if (_mesa_format_no_online_compression(ctx, internalFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glCopyTexImage%dD(no compression for format)", dimensions);
return GL_TRUE;
}
if (_mesa_is_format_compressed(texImage->TexFormat)) {
- if (compressedteximage_only_format(ctx, texImage->InternalFormat)) {
+ if (_mesa_format_no_online_compression(ctx, texImage->InternalFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(no compression for format)", caller);
return GL_TRUE;
if (!_mesa_source_buffer_exists(ctx, texImage->_BaseFormat)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(missing readbuffer, format=0x%x)", caller,
- texImage->_BaseFormat);
+ "%s(missing readbuffer, format=%s)", caller,
+ _mesa_enum_to_string(texImage->_BaseFormat));
return GL_TRUE;
}
if (!dimensionsOK) {
_mesa_error(ctx, GL_INVALID_VALUE,
- "glTexImage%uD(invalid width or height or depth)",
- dims);
+ "%s%uD(invalid width or height or depth)",
+ func, dims);
return;
}
if (!sizeOK) {
_mesa_error(ctx, GL_OUT_OF_MEMORY,
- "glTexImage%uD(image too large: %d x %d x %d, %s format)",
- dims, width, height, depth,
+ "%s%uD(image too large: %d x %d x %d, %s format)",
+ func, dims, width, height, depth,
_mesa_enum_to_string(internalFormat));
return;
}
{
FLUSH_VERTICES(ctx, 0);
- /* check target (proxies not allowed) */
- if (!legal_texsubimage_target(ctx, dims, target, dsa)) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sSubImage%uD(target=%s)",
- dsa ? "ture" : "",
- dims, _mesa_enum_to_string(target));
- return;
- }
-
if (ctx->NewState & _NEW_PIXEL)
_mesa_update_state(ctx);
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
+ /* check target (proxies not allowed) */
+ if (!legal_texsubimage_target(ctx, dims, target, false)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexSubImage%uD(target=%s)",
+ dims, _mesa_enum_to_string(target));
+ return;
+ }
+
texObj = _mesa_get_current_tex_object(ctx, target);
if (!texObj)
return;
return;
}
+ /* check target (proxies not allowed) */
+ if (!legal_texsubimage_target(ctx, dims, texObj->Target, true)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "%s(target=%s)",
+ callerName, _mesa_enum_to_string(texObj->Target));
+ return;
+ }
+
if (texsubimage_error_check(ctx, dims, texObj, texObj->Target, level,
xoffset, yoffset, zoffset,
width, height, depth, format, type,
/* Must handle special case GL_TEXTURE_CUBE_MAP. */
if (texObj->Target == GL_TEXTURE_CUBE_MAP) {
- GLint rowStride;
+ GLint imageStride;
/*
* What do we do if the user created a texture with the following code
return;
}
- rowStride = _mesa_image_image_stride(&ctx->Unpack, width, height,
- format, type);
+ imageStride = _mesa_image_image_stride(&ctx->Unpack, width, height,
+ format, type);
/* Copy in each face. */
- for (i = 0; i < 6; ++i) {
+ for (i = zoffset; i < zoffset + depth; ++i) {
texImage = texObj->Image[i][level];
assert(texImage);
_mesa_texture_sub_image(ctx, 3, texObj, texImage, texObj->Target,
- level, xoffset, yoffset, zoffset,
+ level, xoffset, yoffset, 0,
width, height, 1, format,
type, pixels, true);
- pixels = (GLubyte *) pixels + rowStride;
+ pixels = (GLubyte *) pixels + imageStride;
}
}
else {
if ((GLint) format != texImage->InternalFormat) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(format=0x%x)",
- callerName, format);
+ "%s(format=%s)",
+ callerName, _mesa_enum_to_string(format));
return GL_TRUE;
}
if (compressedteximage_only_format(ctx, format)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(format=0x%x cannot be updated)",
- callerName, format);
+ "%s(format=%s cannot be updated)",
+ callerName, _mesa_enum_to_string(format));
return GL_TRUE;
}
format = _mesa_validate_texbuffer_format(ctx, internalFormat);
if (format == MESA_FORMAT_NONE) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "%s(internalFormat 0x%x)", caller, internalFormat);
+ _mesa_error(ctx, GL_INVALID_ENUM, "%s(internalFormat %s)",
+ caller, _mesa_enum_to_string(internalFormat));
return;
}
bufObj, offset, size, "glTextureBufferRange");
}
-static GLboolean
-is_renderable_texture_format(struct gl_context *ctx, GLenum internalformat)
+GLboolean
+_mesa_is_renderable_texture_format(struct gl_context *ctx, GLenum internalformat)
{
/* Everything that is allowed for renderbuffers,
- * except for a base format of GL_STENCIL_INDEX.
+ * except for a base format of GL_STENCIL_INDEX, unless supported.
*/
GLenum baseFormat = _mesa_base_fbo_format(ctx, internalformat);
- return baseFormat != 0 && baseFormat != GL_STENCIL_INDEX;
+ if (ctx->Extensions.ARB_texture_stencil8)
+ return baseFormat != 0;
+ else
+ return baseFormat != 0 && baseFormat != GL_STENCIL_INDEX;
}
}
-void
-_mesa_texture_image_multisample(struct gl_context *ctx, GLuint dims,
- struct gl_texture_object *texObj,
- GLenum target, GLsizei samples,
- GLint internalformat, GLsizei width,
- GLsizei height, GLsizei depth,
- GLboolean fixedsamplelocations,
- GLboolean immutable, const char *func)
+static void
+texture_image_multisample(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_object *texObj,
+ GLenum target, GLsizei samples,
+ GLint internalformat, GLsizei width,
+ GLsizei height, GLsizei depth,
+ GLboolean fixedsamplelocations,
+ GLboolean immutable, const char *func)
{
struct gl_texture_image *texImage;
GLboolean sizeOK, dimensionsOK, samplesOK;
GLenum sample_count_error;
bool dsa = strstr(func, "ture") ? true : false;
- if (!(ctx->Extensions.ARB_texture_multisample
- && _mesa_is_desktop_gl(ctx))) {
+ if (!((ctx->Extensions.ARB_texture_multisample
+ && _mesa_is_desktop_gl(ctx))) && !_mesa_is_gles31(ctx)) {
_mesa_error(ctx, GL_INVALID_OPERATION, "%s(unsupported)", func);
return;
}
+ if (samples < 1) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(samples < 1)", func);
+ return;
+ }
+
if (!check_multisample_target(dims, target, dsa)) {
if (dsa) {
_mesa_error(ctx, GL_INVALID_OPERATION, "%s(target)", func);
return;
}
- if (!is_renderable_texture_format(ctx, internalformat)) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(internalformat=%s)",
- func, _mesa_enum_to_string(internalformat));
+ if (!_mesa_is_renderable_texture_format(ctx, internalformat)) {
+ /* Page 172 of OpenGL ES 3.1 spec says:
+ * "An INVALID_ENUM error is generated if sizedinternalformat is not
+ * color-renderable, depth-renderable, or stencil-renderable (as
+ * defined in section 9.4).
+ *
+ * (Same error is also defined for desktop OpenGL for multisample
+ * teximage/texstorage functions.)
+ */
+ _mesa_error(ctx, GL_INVALID_ENUM, "%s(internalformat=%s)", func,
+ _mesa_enum_to_string(internalformat));
return;
}
if (!texObj)
return;
- _mesa_texture_image_multisample(ctx, 2, texObj, target, samples,
- internalformat, width, height, 1,
- fixedsamplelocations, GL_FALSE,
- "glTexImage2DMultisample");
+ texture_image_multisample(ctx, 2, texObj, target, samples,
+ internalformat, width, height, 1,
+ fixedsamplelocations, GL_FALSE,
+ "glTexImage2DMultisample");
}
if (!texObj)
return;
- _mesa_texture_image_multisample(ctx, 3, texObj, target, samples,
- internalformat, width, height, depth,
- fixedsamplelocations, GL_FALSE,
- "glTexImage3DMultisample");
+ texture_image_multisample(ctx, 3, texObj, target, samples,
+ internalformat, width, height, depth,
+ fixedsamplelocations, GL_FALSE,
+ "glTexImage3DMultisample");
}
+static bool
+valid_texstorage_ms_parameters(GLsizei width, GLsizei height, GLsizei depth,
+ GLsizei samples, unsigned dims)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_valid_tex_storage_dim(width, height, depth)) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glTexStorage%uDMultisample(width=%d,height=%d,depth=%d)",
+ dims, width, height, depth);
+ return false;
+ }
+ return true;
+}
void GLAPIENTRY
_mesa_TexStorage2DMultisample(GLenum target, GLsizei samples,
if (!texObj)
return;
- _mesa_texture_image_multisample(ctx, 2, texObj, target, samples,
- internalformat, width, height, 1,
- fixedsamplelocations, GL_TRUE,
- "glTexStorage2DMultisample");
+ if (!valid_texstorage_ms_parameters(width, height, 1, samples, 2))
+ return;
+
+ texture_image_multisample(ctx, 2, texObj, target, samples,
+ internalformat, width, height, 1,
+ fixedsamplelocations, GL_TRUE,
+ "glTexStorage2DMultisample");
}
void GLAPIENTRY
if (!texObj)
return;
- _mesa_texture_image_multisample(ctx, 3, texObj, target, samples,
- internalformat, width, height, depth,
- fixedsamplelocations, GL_TRUE,
- "glTexStorage3DMultisample");
+ if (!valid_texstorage_ms_parameters(width, height, depth, samples, 3))
+ return;
+
+ texture_image_multisample(ctx, 3, texObj, target, samples,
+ internalformat, width, height, depth,
+ fixedsamplelocations, GL_TRUE,
+ "glTexStorage3DMultisample");
}
void GLAPIENTRY
if (!texObj)
return;
- _mesa_texture_image_multisample(ctx, 2, texObj, texObj->Target, samples,
- internalformat, width, height, 1,
- fixedsamplelocations, GL_TRUE,
- "glTextureStorage2DMultisample");
+ if (!valid_texstorage_ms_parameters(width, height, 1, samples, 2))
+ return;
+
+ texture_image_multisample(ctx, 2, texObj, texObj->Target, samples,
+ internalformat, width, height, 1,
+ fixedsamplelocations, GL_TRUE,
+ "glTextureStorage2DMultisample");
}
void GLAPIENTRY
if (!texObj)
return;
- _mesa_texture_image_multisample(ctx, 3, texObj, texObj->Target, samples,
- internalformat, width, height, depth,
- fixedsamplelocations, GL_TRUE,
- "glTextureStorage3DMultisample");
+ if (!valid_texstorage_ms_parameters(width, height, depth, samples, 3))
+ return;
+
+ texture_image_multisample(ctx, 3, texObj, texObj->Target, samples,
+ internalformat, width, height, depth,
+ fixedsamplelocations, GL_TRUE,
+ "glTextureStorage3DMultisample");
}
projects / mesa.git / blobdiff