-/* $Id: drawpix.c,v 1.64 2003/03/01 01:50:20 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 4.1
+ * Version: 6.0.1
*
- * Copyright (C) 1999-2002 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2004 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"),
#include "state.h"
#include "mtypes.h"
+#if _HAVE_FULL_GL
/*
* Execute glDrawPixels
*/
-void
+void GLAPIENTRY
_mesa_DrawPixels( GLsizei width, GLsizei height,
GLenum format, GLenum type, const GLvoid *pixels )
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+ if (ctx->FragmentProgram.Enabled
+ && !ctx->FragmentProgram.Current->Instructions) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glDrawPixels (invalid fragment program)");
+ return;
+ }
+
if (width < 0 || height < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glDrawPixels(width or height < 0" );
return;
}
}
-
-
-void
-_mesa_ReadPixels( GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type, GLvoid *pixels )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (width < 0 || height < 0) {
- _mesa_error( ctx, GL_INVALID_VALUE,
- "glReadPixels(width=%d height=%d)", width, height );
- return;
- }
-
- if (!pixels) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glReadPixels(pixels)" );
- return;
- }
-
- if (ctx->NewState)
- _mesa_update_state(ctx);
-
- ctx->Driver.ReadPixels(ctx, x, y, width, height,
- format, type, &ctx->Pack, pixels);
-}
-
-
-
-void
+void GLAPIENTRY
_mesa_CopyPixels( GLint srcx, GLint srcy, GLsizei width, GLsizei height,
GLenum type )
{
GLint destx, desty;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+ if (ctx->FragmentProgram.Enabled
+ && !ctx->FragmentProgram.Current->Instructions) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glCopyPixels (invalid fragment program)");
+ return;
+ }
+
if (width < 0 || height < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glCopyPixels(width or height < 0)" );
return;
}
}
+#endif
+
+
+
+void GLAPIENTRY
+_mesa_ReadPixels( GLint x, GLint y, GLsizei width, GLsizei height,
+ GLenum format, GLenum type, GLvoid *pixels )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+ if (width < 0 || height < 0) {
+ _mesa_error( ctx, GL_INVALID_VALUE,
+ "glReadPixels(width=%d height=%d)", width, height );
+ return;
+ }
-void
+ if (!pixels) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "glReadPixels(pixels)" );
+ return;
+ }
+
+ if (ctx->NewState)
+ _mesa_update_state(ctx);
+
+ ctx->Driver.ReadPixels(ctx, x, y, width, height,
+ format, type, &ctx->Pack, pixels);
+}
+
+
+
+
+
+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);
+ if (ctx->FragmentProgram.Enabled
+ && !ctx->FragmentProgram.Current->Instructions) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glBitmap (invalid fragment program)");
+ return;
+ }
+
if (width < 0 || height < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glBitmap(width or height < 0)" );
return;
ctx->Driver.Bitmap( ctx, x, y, width, height, &ctx->Unpack, bitmap );
}
}
+#if _HAVE_FULL_GL
else if (ctx->RenderMode==GL_FEEDBACK) {
if (ctx->Current.RasterPosValid) {
FLUSH_CURRENT(ctx, 0);
ctx->Current.RasterTexCoords[0] );
}
}
- else if (ctx->RenderMode==GL_SELECT) {
+ else {
+ ASSERT(ctx->RenderMode == GL_SELECT);
/* Bitmaps don't generate selection hits. See appendix B of 1.1 spec. */
}
+#endif
/* update raster position */
ctx->Current.RasterPos[0] += xmove;
* Z-compositing. Normally, this operation requires two glDrawPixels
* calls with stencil testing.
*/
-void
+void GLAPIENTRY
_mesa_DrawDepthPixelsMESA( GLsizei width, GLsizei height,
GLenum colorFormat, GLenum colorType,
const GLvoid *colors,