diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_pixel_read.c')
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_read.c | 78 |
1 files changed, 33 insertions, 45 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_read.c b/src/mesa/drivers/dri/intel/intel_pixel_read.c index 9c0fdc6067..80a2b9740f 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_read.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_read.c @@ -36,7 +36,6 @@ #include "intel_screen.h" #include "intel_context.h" -#include "intel_batchbuffer.h" #include "intel_blit.h" #include "intel_buffers.h" #include "intel_regions.h" @@ -169,6 +168,9 @@ do_blit_readpixels(GLcontext * ctx, struct intel_buffer_object *dst = intel_buffer_object(pack->BufferObj); GLuint dst_offset; GLuint rowLength; + drm_intel_bo *dst_buffer; + GLboolean all; + GLint dst_x, dst_y; if (INTEL_DEBUG & DEBUG_PIXEL) _mesa_printf("%s\n", __FUNCTION__); @@ -209,56 +211,42 @@ do_blit_readpixels(GLcontext * ctx, return GL_FALSE; } else { - rowLength = -rowLength; + if (ctx->ReadBuffer->Name == 0) + rowLength = -rowLength; } dst_offset = (GLintptr) _mesa_image_address(2, pack, pixels, width, height, format, type, 0, 0, 0); + if (!_mesa_clip_copytexsubimage(ctx, + &dst_x, &dst_y, + &x, &y, + &width, &height)) { + return GL_TRUE; + } - /* Although the blits go on the command buffer, need to do this and - * fire with lock held to guarentee cliprects are correct. - */ - intelFlush(&intel->ctx); - - if (intel->driReadDrawable->numClipRects) { - GLboolean all = (width * height * src->cpp == dst->Base.Size && - x == 0 && dst_offset == 0); - - dri_bo *dst_buffer = intel_bufferobj_buffer(intel, dst, - all ? INTEL_WRITE_FULL : - INTEL_WRITE_PART); - __DRIdrawable *dPriv = intel->driReadDrawable; - int nbox = dPriv->numClipRects; - drm_clip_rect_t *box = dPriv->pClipRects; - drm_clip_rect_t rect; - drm_clip_rect_t src_rect; - int i; - - src_rect.x1 = dPriv->x + x; - src_rect.y1 = dPriv->y + dPriv->h - (y + height); - src_rect.x2 = src_rect.x1 + width; - src_rect.y2 = src_rect.y1 + height; - - - - for (i = 0; i < nbox; i++) { - if (!intel_intersect_cliprects(&rect, &src_rect, &box[i])) - continue; - - if (!intelEmitCopyBlit(intel, - src->cpp, - src->pitch, src->buffer, 0, src->tiling, - rowLength, dst_buffer, dst_offset, GL_FALSE, - rect.x1, - rect.y1, - rect.x1 - src_rect.x1, - rect.y2 - src_rect.y2, - rect.x2 - rect.x1, rect.y2 - rect.y1, - GL_COPY)) { - return GL_FALSE; - } - } + all = (width * height * src->cpp == dst->Base.Size && + x == 0 && dst_offset == 0); + + dst_x = 0; + dst_y = 0; + + dst_buffer = intel_bufferobj_buffer(intel, dst, + all ? INTEL_WRITE_FULL : + INTEL_WRITE_PART); + + if (ctx->ReadBuffer->Name == 0) + y = ctx->ReadBuffer->Height - (y + height); + + if (!intelEmitCopyBlit(intel, + src->cpp, + src->pitch, src->buffer, 0, src->tiling, + rowLength, dst_buffer, dst_offset, GL_FALSE, + x, y, + dst_x, dst_y, + width, height, + GL_COPY)) { + return GL_FALSE; } if (INTEL_DEBUG & DEBUG_PIXEL) |