#include "intel_screen.h"
#include "intel_context.h"
-#include "intel_batchbuffer.h"
#include "intel_buffers.h"
#include "intel_mipmap_tree.h"
#include "intel_regions.h"
return NULL;
case GL_RGBA:
case GL_RGBA8:
+ irb = intel_renderbuffer(intel->ctx.ReadBuffer->_ColorReadBuffer);
+ /* We're required to set alpha to 1.0 in this case, but we can't
+ * do that with the blitter, so fall back. We could use the 3D
+ * engine or do two passes with the blitter, but it doesn't seem
+ * worth it for this case. */
+ if (irb->Base._BaseFormat == GL_RGB)
+ return NULL;
+ return irb->region;
case GL_RGB:
case GL_RGB8:
return intel_readbuf_region(intel);
GLcontext *ctx = &intel->ctx;
const struct intel_region *src = get_teximage_source(intel, internalFormat);
- if (!intelImage->mt || !src) {
+ if (!intelImage->mt || !src || !src->buffer) {
if (INTEL_DEBUG & DEBUG_FALLBACKS)
fprintf(stderr, "%s fail %p %p (0x%08x)\n",
__FUNCTION__, intelImage->mt, src, internalFormat);
return GL_FALSE;
}
- /* intelFlush(ctx); */
- LOCK_HARDWARE(intel);
+ /* intel_flush(ctx); */
+ intel_prepare_render(intel);
{
drm_intel_bo *dst_bo = intel_region_buffer(intel,
intelImage->mt->region,
INTEL_WRITE_PART);
- const GLint orig_x = x;
- const GLint orig_y = y;
GLuint image_x, image_y;
GLshort src_pitch;
intelImage->face,
0,
&image_x, &image_y);
- /* Update dst for clipped src. Need to also clip the source rect. */
- dstx += x - orig_x;
- dsty += y - orig_y;
- /* Can't blit to tiled buffers with non-tile-aligned offset. */
+ /* The blitter can't handle Y-tiled buffers. */
if (intelImage->mt->region->tiling == I915_TILING_Y) {
- UNLOCK_HARDWARE(intel);
return GL_FALSE;
}
if (ctx->ReadBuffer->Name == 0) {
- /* reading from a window, adjust x, y */
- const __DRIdrawablePrivate *dPriv = intel->driReadDrawable;
- y = dPriv->y + (dPriv->h - (y + height));
- x += dPriv->x;
-
- /* Invert the data coming from the source rectangle due to GL
- * and hardware disagreeing on where y=0 is.
- *
- * It appears that our offsets and pitches get mangled
- * appropriately by the hardware, and we don't need to adjust them
- * on our own.
- */
+ /* Flip vertical orientation for system framebuffers */
+ y = ctx->ReadBuffer->Height - (y + height);
src_pitch = -src->pitch;
} else {
/* reading from a FBO, y is already oriented the way we like */
src->buffer,
0,
src->tiling,
- intelImage->mt->pitch,
+ intelImage->mt->region->pitch,
dst_bo,
0,
intelImage->mt->region->tiling,
image_x + dstx, image_y + dsty,
width, height,
GL_COPY)) {
- UNLOCK_HARDWARE(intel);
return GL_FALSE;
}
}
- UNLOCK_HARDWARE(intel);
-
return GL_TRUE;
}