/*
* Mesa 3-D graphics library
- * Version: 7.1
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*/
#include "glheader.h"
#include "feedback.h"
#include "framebuffer.h"
#include "image.h"
-#include "mfeatures.h"
#include "pbo.h"
-#include "readpix.h"
#include "state.h"
#include "dispatch.h"
-
-
-#if FEATURE_drawpix
+#include "glformats.h"
+#include "fbobject.h"
/*
* Execute glDrawPixels
*/
-static void GLAPIENTRY
+void GLAPIENTRY
_mesa_DrawPixels( GLsizei width, GLsizei height,
GLenum format, GLenum type, const GLvoid *pixels )
{
+ GLenum err;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ FLUSH_VERTICES(ctx, 0);
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx, "glDrawPixels(%d, %d, %s, %s, %p) // to %s at %d, %d\n",
* input), NVIDIA's implementation also just returns this error despite
* exposing GL_EXT_texture_integer, just return an error regardless.
*/
- if (_mesa_is_integer_format(format)) {
+ if (_mesa_is_enum_format_integer(format)) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glDrawPixels(integer format)");
goto end;
}
- if (_mesa_error_check_format_type(ctx, format, type, GL_TRUE)) {
- goto end; /* the error code was recorded */
+ err = _mesa_error_check_format_and_type(ctx, format, type);
+ if (err != GL_NO_ERROR) {
+ _mesa_error(ctx, err, "glDrawPixels(invalid format %s and/or type %s)",
+ _mesa_lookup_enum_by_nr(format),
+ _mesa_lookup_enum_by_nr(type));
+ goto end;
}
- if (ctx->TransformFeedback.RasterDiscard) {
+ /* do special format-related checks */
+ switch (format) {
+ case GL_STENCIL_INDEX:
+ case GL_DEPTH_COMPONENT:
+ case GL_DEPTH_STENCIL_EXT:
+ /* these buffers must exist */
+ if (!_mesa_dest_buffer_exists(ctx, format)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glDrawPixels(missing deest buffer)");
+ goto end;
+ }
+ break;
+ case GL_COLOR_INDEX:
+ if (ctx->PixelMaps.ItoR.Size == 0 ||
+ ctx->PixelMaps.ItoG.Size == 0 ||
+ ctx->PixelMaps.ItoB.Size == 0) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glDrawPixels(drawing color index pixels into RGB buffer)");
+ goto end;
+ }
+ break;
+ default:
+ /* for color formats it's not an error if the destination color
+ * buffer doesn't exist.
+ */
+ break;
+ }
+
+ if (ctx->RasterDiscard) {
goto end;
}
end:
_mesa_set_vp_override(ctx, GL_FALSE);
+
+ if (MESA_DEBUG_FLAGS & DEBUG_ALWAYS_FLUSH) {
+ _mesa_flush(ctx);
+ }
}
-static void GLAPIENTRY
+void GLAPIENTRY
_mesa_CopyPixels( GLint srcx, GLint srcy, GLsizei width, GLsizei height,
GLenum type )
{
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ FLUSH_VERTICES(ctx, 0);
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx,
goto end;
}
+ if (_mesa_is_user_fbo(ctx->ReadBuffer) &&
+ ctx->ReadBuffer->Visual.samples > 0) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyPixels(multisample FBO)");
+ goto end;
+ }
+
if (!_mesa_source_buffer_exists(ctx, type) ||
!_mesa_dest_buffer_exists(ctx, type)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
goto end;
}
- if (ctx->TransformFeedback.RasterDiscard) {
+ if (ctx->RasterDiscard) {
goto end;
}
end:
_mesa_set_vp_override(ctx, GL_FALSE);
+
+ if (MESA_DEBUG_FLAGS & DEBUG_ALWAYS_FLUSH) {
+ _mesa_flush(ctx);
+ }
}
-static void GLAPIENTRY
+void GLAPIENTRY
_mesa_Bitmap( GLsizei width, GLsizei height,
GLfloat xorig, GLfloat yorig, GLfloat xmove, GLfloat ymove,
const GLubyte *bitmap )
{
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ FLUSH_VERTICES(ctx, 0);
if (width < 0 || height < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glBitmap(width or height < 0)" );
return;
}
- if (ctx->TransformFeedback.RasterDiscard)
+ if (ctx->RasterDiscard)
return;
if (ctx->RenderMode == GL_RENDER) {
ctx->Driver.Bitmap( ctx, x, y, width, height, &ctx->Unpack, bitmap );
}
}
-#if _HAVE_FULL_GL
else if (ctx->RenderMode == GL_FEEDBACK) {
FLUSH_CURRENT(ctx, 0);
_mesa_feedback_token( ctx, (GLfloat) (GLint) GL_BITMAP_TOKEN );
ASSERT(ctx->RenderMode == GL_SELECT);
/* Do nothing. See OpenGL Spec, Appendix B, Corollary 6. */
}
-#endif
/* update raster position */
ctx->Current.RasterPos[0] += xmove;
ctx->Current.RasterPos[1] += ymove;
-}
-
-void
-_mesa_init_drawpix_dispatch(struct _glapi_table *disp)
-{
- SET_Bitmap(disp, _mesa_Bitmap);
- SET_CopyPixels(disp, _mesa_CopyPixels);
- SET_DrawPixels(disp, _mesa_DrawPixels);
+ if (MESA_DEBUG_FLAGS & DEBUG_ALWAYS_FLUSH) {
+ _mesa_flush(ctx);
+ }
}
-
-
-#endif /* FEATURE_drawpix */