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-rw-r--r--src/mesa/main/teximage.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 1124b583650..7b84dd22e69 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -2348,6 +2348,7 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
GLint width, GLint height, GLint border )
{
GLint baseFormat;
+ GLint rb_base_format;
struct gl_renderbuffer *rb;
GLenum rb_internal_format;
@@ -2421,12 +2422,46 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
baseFormat = _mesa_base_tex_format(ctx, internalFormat);
if (baseFormat < 0) {
- _mesa_error(ctx, GL_INVALID_VALUE,
+ _mesa_error(ctx, GL_INVALID_OPERATION,
"glCopyTexImage%dD(internalFormat)", 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 (rb_base_format < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glCopyTexImage%dD(internalFormat)", dimensions);
+ return GL_TRUE;
+ }
+ }
+
+ if (_mesa_is_gles(ctx)) {
+ bool valid = true;
+ if (_mesa_base_format_component_count(baseFormat) >
+ _mesa_base_format_component_count(rb_base_format)) {
+ valid = false;
+ }
+ if (baseFormat == GL_DEPTH_COMPONENT ||
+ baseFormat == GL_DEPTH_STENCIL ||
+ rb_base_format == GL_DEPTH_COMPONENT ||
+ rb_base_format == GL_DEPTH_STENCIL ||
+ ((baseFormat == GL_LUMINANCE_ALPHA ||
+ baseFormat == GL_ALPHA) &&
+ rb_base_format != GL_RGBA) ||
+ internalFormat == GL_RGB9_E5) {
+ valid = false;
+ }
+ if (internalFormat == GL_RGB9_E5) {
+ valid = false;
+ }
+ if (!valid) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyTexImage%dD(internalFormat)", dimensions);
+ return GL_TRUE;
+ }
+ }
if ((_mesa_is_desktop_gl(ctx) &&
ctx->Extensions.ARB_framebuffer_object) ||