/*
* Mesa 3-D graphics library
- * Version: 6.5
*
* Copyright (C) 1999-2006 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 "main/macros.h"
#include "main/format_unpack.h"
#include "main/format_pack.h"
+#include "main/condrender.h"
#include "s_context.h"
* using the core helpers for pack/unpack, we avoid needing to handle
* masking for things like DEPTH copies of Z24S8.
*/
- if (readRb->Format == MESA_FORMAT_Z32_FLOAT ||
- readRb->Format == MESA_FORMAT_Z32_FLOAT_X24S8) {
+ if (readRb->Format == MESA_FORMAT_Z_FLOAT32 ||
+ readRb->Format == MESA_FORMAT_Z32_FLOAT_S8X24_UINT) {
mode = UNPACK_Z_FLOAT;
} else {
mode = UNPACK_Z_INT;
return;
}
+ /* allocate the src/dst row buffers */
+ srcBuffer = malloc(MAX_PIXEL_BYTES * srcWidth);
+ dstBuffer = malloc(MAX_PIXEL_BYTES * dstWidth);
+ if (!srcBuffer || !dstBuffer)
+ goto fail_no_memory;
+
/* Blit to all the draw buffers */
for (i = 0; i < numDrawBuffers; i++) {
if (buffer == GL_COLOR_BUFFER_BIT) {
default:
_mesa_problem(ctx, "unexpected pixel size (%d) in blit_nearest",
pixelSize);
- return;
+ goto fail;
}
if ((readRb == drawRb) ||
GL_MAP_READ_BIT | GL_MAP_WRITE_BIT,
&map, &rowStride);
if (!map) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer");
- return;
+ goto fail_no_memory;
}
srcMap = map + srcYpos * rowStride + srcXpos * formatSize;
srcWidth, srcHeight,
GL_MAP_READ_BIT, &srcMap, &srcRowStride);
if (!srcMap) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer");
- return;
+ goto fail_no_memory;
}
ctx->Driver.MapRenderbuffer(ctx, drawRb,
dstXpos, dstYpos,
GL_MAP_WRITE_BIT, &dstMap, &dstRowStride);
if (!dstMap) {
ctx->Driver.UnmapRenderbuffer(ctx, readRb);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer");
- return;
+ goto fail_no_memory;
}
}
- /* allocate the src/dst row buffers */
- srcBuffer = malloc(pixelSize * srcWidth);
- if (!srcBuffer) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT");
- return;
- }
- dstBuffer = malloc(pixelSize * dstWidth);
- if (!dstBuffer) {
- free(srcBuffer);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT");
- return;
- }
-
for (dstRow = 0; dstRow < dstHeight; dstRow++) {
GLfloat srcRowF = (dstRow + 0.5F) / dstHeight * srcHeight - 0.5F;
GLint srcRow = IROUND(srcRowF);
}
}
- free(srcBuffer);
- free(dstBuffer);
-
ctx->Driver.UnmapRenderbuffer(ctx, readRb);
if (drawRb != readRb) {
ctx->Driver.UnmapRenderbuffer(ctx, drawRb);
}
}
+
+fail:
+ free(srcBuffer);
+ free(dstBuffer);
+ return;
+
+fail_no_memory:
+ free(srcBuffer);
+ free(dstBuffer);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBuffer");
}
GLint srcBufferY0 = -1, srcBufferY1 = -1;
GLvoid *dstBuffer;
- gl_format readFormat = _mesa_get_srgb_format_linear(readRb->Format);
+ mesa_format readFormat = _mesa_get_srgb_format_linear(readRb->Format);
GLuint bpp = _mesa_get_format_bytes(readFormat);
GLenum pixelType;
* Keep two adjacent src rows around for bilinear sampling.
*/
srcBuffer0 = malloc(pixelSize * srcWidth);
- if (!srcBuffer0) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT");
- return;
- }
srcBuffer1 = malloc(pixelSize * srcWidth);
- if (!srcBuffer1) {
- free(srcBuffer0);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT");
- return;
- }
dstBuffer = malloc(pixelSize * dstWidth);
- if (!dstBuffer) {
- free(srcBuffer0);
- free(srcBuffer1);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT");
- return;
+ if (!srcBuffer0 || !srcBuffer1 || !dstBuffer) {
+ goto fail_no_memory;
}
for (i = 0; i < drawFb->_NumColorDrawBuffers; i++) {
GLint idx = drawFb->_ColorDrawBufferIndexes[i];
struct gl_renderbuffer_attachment *drawAtt;
struct gl_renderbuffer *drawRb;
- gl_format drawFormat;
+ mesa_format drawFormat;
if (idx == -1)
continue;
GL_MAP_READ_BIT | GL_MAP_WRITE_BIT,
&srcMap, &srcRowStride);
if (!srcMap) {
- free(srcBuffer0);
- free(srcBuffer1);
- free(dstBuffer);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer");
- return;
+ goto fail_no_memory;
}
dstMap = srcMap;
0, 0, readRb->Width, readRb->Height,
GL_MAP_READ_BIT, &srcMap, &srcRowStride);
if (!srcMap) {
- free(srcBuffer0);
- free(srcBuffer1);
- free(dstBuffer);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer");
- return;
+ goto fail_no_memory;
}
ctx->Driver.MapRenderbuffer(ctx, drawRb,
0, 0, drawRb->Width, drawRb->Height,
GL_MAP_WRITE_BIT, &dstMap, &dstRowStride);
if (!dstMap) {
ctx->Driver.UnmapRenderbuffer(ctx, readRb);
- free(srcBuffer0);
- free(srcBuffer1);
- free(dstBuffer);
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer");
- return;
+ goto fail_no_memory;
}
}
}
}
- free(srcBuffer0);
- free(srcBuffer1);
- free(dstBuffer);
-
ctx->Driver.UnmapRenderbuffer(ctx, readRb);
if (drawRb != readRb) {
ctx->Driver.UnmapRenderbuffer(ctx, drawRb);
}
}
+
+ free(srcBuffer0);
+ free(srcBuffer1);
+ free(dstBuffer);
+ return;
+
+fail_no_memory:
+ free(srcBuffer0);
+ free(srcBuffer1);
+ free(dstBuffer);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer");
}
};
GLint i;
+ /* Page 679 of OpenGL 4.4 spec says:
+ * "Added BlitFramebuffer to commands affected by conditional rendering in
+ * section 10.10 (Bug 9562)."
+ */
+ if (!_mesa_check_conditional_render(ctx))
+ return; /* Do not blit */
+
if (!_mesa_clip_blit(ctx, &srcX0, &srcY0, &srcX1, &srcY1,
&dstX0, &dstY0, &dstX1, &dstY1)) {
return;