#include "hash.h"
#include "macros.h"
#include "mfeatures.h"
+#include "multisample.h"
#include "mtypes.h"
#include "renderbuffer.h"
#include "state.h"
/**
+ * Return true if the framebuffer has a combined depth/stencil
+ * renderbuffer attached.
+ */
+GLboolean
+_mesa_has_depthstencil_combined(const struct gl_framebuffer *fb)
+{
+ const struct gl_renderbuffer_attachment *depth =
+ &fb->Attachment[BUFFER_DEPTH];
+ const struct gl_renderbuffer_attachment *stencil =
+ &fb->Attachment[BUFFER_STENCIL];
+
+ if (depth->Type == stencil->Type) {
+ if (depth->Type == GL_RENDERBUFFER_EXT &&
+ depth->Renderbuffer == stencil->Renderbuffer)
+ return GL_TRUE;
+
+ if (depth->Type == GL_TEXTURE &&
+ depth->Texture == stencil->Texture)
+ return GL_TRUE;
+ }
+
+ return GL_FALSE;
+}
+
+
+/**
* For debug only.
*/
static void
numImages = 0;
fb->Width = 0;
fb->Height = 0;
+ fb->_AllColorBuffersFixedPoint = GL_TRUE;
+ fb->_HasSNormOrFloatColorBuffer = GL_FALSE;
/* Start at -2 to more easily loop over all attachment points.
* -2: depth buffer
/* check if integer color */
fb->_IntegerColor = _mesa_is_format_integer_color(attFormat);
+ /* Update _AllColorBuffersFixedPoint and _HasSNormOrFloatColorBuffer. */
+ if (i >= 0) {
+ GLenum type = _mesa_get_format_datatype(attFormat);
+
+ fb->_AllColorBuffersFixedPoint =
+ fb->_AllColorBuffersFixedPoint &&
+ (type == GL_UNSIGNED_NORMALIZED || type == GL_SIGNED_NORMALIZED);
+
+ fb->_HasSNormOrFloatColorBuffer =
+ fb->_HasSNormOrFloatColorBuffer ||
+ type == GL_SIGNED_NORMALIZED || type == GL_FLOAT;
+ }
+
/* Error-check width, height, format */
if (numImages == 1) {
/* save format */
"glRenderbufferStorage" : "glRenderbufferStorageMultisample";
struct gl_renderbuffer *rb;
GLenum baseFormat;
+ GLenum sample_count_error;
GET_CURRENT_CONTEXT(ctx);
if (MESA_VERBOSE & VERBOSE_API) {
/* NumSamples == 0 indicates non-multisampling */
samples = 0;
}
- else if (samples > (GLsizei) ctx->Const.MaxSamples) {
- /* note: driver may choose to use more samples than what's requested */
- _mesa_error(ctx, GL_INVALID_VALUE, "%s(samples)", func);
- return;
+ else {
+ /* check the sample count;
+ * note: driver may choose to use more samples than what's requested
+ */
+ sample_count_error = _mesa_check_sample_count(ctx, target,
+ internalFormat, samples);
+ if (sample_count_error != GL_NO_ERROR) {
+ _mesa_error(ctx, sample_count_error, "%s(samples)", func);
+ return;
+ }
}
rb = ctx->CurrentRenderbuffer;
}
}
- if (!mask) {
+ if (!mask ||
+ (srcX1 - srcX0) == 0 || (srcY1 - srcY0) == 0 ||
+ (dstX1 - dstX0) == 0 || (dstY1 - dstY0) == 0) {
return;
}