return format;
}
-/**
- * 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:
return ctx->Extensions.ARB_texture_cube_map_array
? ctx->Const.MaxCubeTextureLevels : 0;
case GL_TEXTURE_BUFFER:
- return ctx->API == API_OPENGL_CORE &&
- ctx->Extensions.ARB_texture_buffer_object ? 1 : 0;
+ return (_mesa_has_ARB_texture_buffer_object(ctx) ||
+ _mesa_has_OES_texture_buffer(ctx)) ? 1 : 0;
case GL_TEXTURE_2D_MULTISAMPLE:
case GL_PROXY_TEXTURE_2D_MULTISAMPLE:
case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
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)
GLsizei subDepth, const char *func)
{
const GLenum target = destImage->TexObject->Target;
- GLuint bw, bh;
+ GLuint bw, bh, bd;
/* Check size */
if (subWidth < 0) {
* compressed formats supported by Mesa allow sub-textures to be updated
* along compressed block boundaries.
*/
- _mesa_get_format_block_size(destImage->TexFormat, &bw, &bh);
+ _mesa_get_format_block_size_3d(destImage->TexFormat, &bw, &bh, &bd);
- if (bw != 1 || bh != 1) {
+ if (bw != 1 || bh != 1 || bd != 1) {
/* offset must be multiple of block size */
- if ((xoffset % bw != 0) || (yoffset % bh != 0)) {
+ if ((xoffset % bw != 0) || (yoffset % bh != 0) || (zoffset % bd != 0)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(xoffset = %d, yoffset = %d)",
- func, xoffset, yoffset);
+ "%s(xoffset = %d, yoffset = %d, zoffset = %d)",
+ func, xoffset, yoffset, zoffset);
return GL_TRUE;
}
"%s(height = %d)", func, subHeight);
return GL_TRUE;
}
+
+ if ((subDepth % bd != 0) &&
+ (zoffset + subDepth != (GLint) destImage->Depth)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "%s(depth = %d)", func, subDepth);
+ return GL_TRUE;
+ }
}
return GL_FALSE;
/**
* Return true if the format doesn't support online compression.
*/
-static bool
+bool
_mesa_format_no_online_compression(const struct gl_context *ctx, GLenum format)
{
return _mesa_is_astc_format(format) ||
* \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;
}
}
}
/* 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)) {
_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 == 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) ||
}
}
+ /* In the ES 3.2 specification's Table 8.13 (Valid CopyTexImage source
+ * framebuffer/destination texture base internal format combinations),
+ * all the entries for stencil are left blank (unsupported).
+ */
+ if (_mesa_is_gles(ctx) && _mesa_is_stencil_format(texImage->_BaseFormat)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(stencil disallowed)", caller);
+ return GL_TRUE;
+ }
+
/* if we get here, the parameters are OK */
return GL_FALSE;
}
if (_mesa_get_format_bits(texFormat, GL_DEPTH_BITS) > 0) {
/* reading from depth/stencil buffer */
return ctx->ReadBuffer->Attachment[BUFFER_DEPTH].Renderbuffer;
- }
- else {
+ } else if (_mesa_get_format_bits(texFormat, GL_STENCIL_BITS) > 0) {
+ return ctx->ReadBuffer->Attachment[BUFFER_STENCIL].Renderbuffer;
+ } else {
/* copying from color buffer */
return ctx->ReadBuffer->_ColorReadBuffer;
}
return GL_FALSE;
}
+static bool
+can_avoid_reallocation(struct gl_texture_image *texImage, GLenum internalFormat,
+ mesa_format texFormat, GLint x, GLint y, GLsizei width,
+ GLsizei height, GLint border)
+{
+ if (texImage->InternalFormat != internalFormat)
+ return false;
+ if (texImage->TexFormat != texFormat)
+ return false;
+ if (texImage->Border != border)
+ return false;
+ if (texImage->Width2 != width)
+ return false;
+ if (texImage->Height2 != height)
+ return false;
+ return true;
+}
+
/**
* Implement the glCopyTexImage1/2D() functions.
*/
texFormat = _mesa_choose_texture_format(ctx, texObj, target, level,
internalFormat, GL_NONE, GL_NONE);
+ /* First check if reallocating the texture buffer can be avoided.
+ * Without the realloc the copy can be 20x faster.
+ */
+ _mesa_lock_texture(ctx, texObj);
+ {
+ texImage = _mesa_select_tex_image(texObj, target, level);
+ if (texImage && can_avoid_reallocation(texImage, internalFormat, texFormat,
+ x, y, width, height, border)) {
+ _mesa_unlock_texture(ctx, texObj);
+ return _mesa_copy_texture_sub_image(ctx, dims, texObj, target, level,
+ 0, 0, 0, x, y, width, height,
+ "CopyTexImage");
+ }
+ }
+ _mesa_unlock_texture(ctx, texObj);
+ _mesa_perf_debug(ctx, MESA_DEBUG_SEVERITY_LOW, "glCopyTexImage "
+ "can't avoid reallocating texture storage\n");
+
rb = _mesa_get_read_renderbuffer_for_format(ctx, internalFormat);
if (_mesa_is_gles3(ctx)) {
static mesa_format
get_texbuffer_format(const struct gl_context *ctx, GLenum internalFormat)
{
- if (ctx->API != API_OPENGL_CORE) {
+ if (ctx->API == API_OPENGL_COMPAT) {
switch (internalFormat) {
case GL_ALPHA8:
return MESA_FORMAT_A_UNORM8;
}
}
- if (ctx->API == API_OPENGL_CORE &&
- ctx->Extensions.ARB_texture_buffer_object_rgb32) {
+ if (_mesa_has_ARB_texture_buffer_object_rgb32(ctx) ||
+ _mesa_has_OES_texture_buffer(ctx)) {
switch (internalFormat) {
case GL_RGB32F:
return MESA_FORMAT_RGB_FLOAT32;
case GL_RGBA8:
return MESA_FORMAT_R8G8B8A8_UNORM;
case GL_RGBA16:
+ if (_mesa_is_gles(ctx))
+ return MESA_FORMAT_NONE;
return MESA_FORMAT_RGBA_UNORM16;
case GL_RGBA16F_ARB:
return MESA_FORMAT_RGBA_FLOAT16;
case GL_RG8:
return MESA_FORMAT_R8G8_UNORM;
case GL_RG16:
+ if (_mesa_is_gles(ctx))
+ return MESA_FORMAT_NONE;
return MESA_FORMAT_R16G16_UNORM;
case GL_RG16F:
return MESA_FORMAT_RG_FLOAT16;
case GL_R8:
return MESA_FORMAT_R_UNORM8;
case GL_R16:
+ if (_mesa_is_gles(ctx))
+ return MESA_FORMAT_NONE;
return MESA_FORMAT_R_UNORM16;
case GL_R16F:
return MESA_FORMAT_R_FLOAT16;
/* NOTE: ARB_texture_buffer_object has interactions with
* the compatibility profile that are not implemented.
*/
- if (!(ctx->API == API_OPENGL_CORE &&
- ctx->Extensions.ARB_texture_buffer_object)) {
+ if (!_mesa_has_ARB_texture_buffer_object(ctx) &&
+ !_mesa_has_OES_texture_buffer(ctx)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(ARB_texture_buffer_object is not"
" implemented for the compatibility profile)", caller);
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, unless supported.
return;
}
- if (!is_renderable_texture_format(ctx, 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