#include "main/context.h"
#include "main/image.h"
#include "main/pack.h"
+#include "main/pbo.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
+#include "util/u_format.h"
#include "util/u_inlines.h"
#include "util/u_tile.h"
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
GLfloat (*temp)[4];
- const GLbitfield transferOps = ctx->_ImageTransferState;
+ GLbitfield transferOps = ctx->_ImageTransferState;
GLsizei i, j;
GLint yStep, dfStride;
GLfloat *df;
struct st_renderbuffer *strb;
struct gl_pixelstore_attrib clippedPacking = *pack;
struct pipe_transfer *trans;
+ enum pipe_format pformat;
assert(ctx->ReadBuffer->Width > 0);
return;
}
- if (format == GL_RGBA && type == GL_FLOAT) {
+ if(ctx->Color._ClampReadColor)
+ transferOps |= IMAGE_CLAMP_BIT;
+
+ if (format == GL_RGBA && type == GL_FLOAT && !transferOps) {
/* write tile(row) directly into user's buffer */
df = (GLfloat *) _mesa_image_address2d(&clippedPacking, dest, width,
height, format, type, 0, 0);
yStep = 1;
}
+ /* possibly convert sRGB format to linear RGB format */
+ pformat = util_format_linear(trans->resource->format);
+
if (ST_DEBUG & DEBUG_FALLBACK)
debug_printf("%s: fallback processing\n", __FUNCTION__);
const GLint dstStride = _mesa_image_row_stride(&clippedPacking, width,
format, type);
- if (trans->resource->format == PIPE_FORMAT_Z24_UNORM_S8_USCALED ||
- trans->resource->format == PIPE_FORMAT_Z24X8_UNORM) {
+ if (pformat == PIPE_FORMAT_Z24_UNORM_S8_USCALED ||
+ pformat == PIPE_FORMAT_Z24X8_UNORM) {
if (format == GL_DEPTH_COMPONENT) {
for (i = 0; i < height; i++) {
GLuint ztemp[MAX_WIDTH];
}
}
}
- else if (trans->resource->format == PIPE_FORMAT_S8_USCALED_Z24_UNORM ||
- trans->resource->format == PIPE_FORMAT_X8Z24_UNORM) {
+ else if (pformat == PIPE_FORMAT_S8_USCALED_Z24_UNORM ||
+ pformat == PIPE_FORMAT_X8Z24_UNORM) {
if (format == GL_DEPTH_COMPONENT) {
for (i = 0; i < height; i++) {
GLuint ztemp[MAX_WIDTH];
}
}
}
- else if (trans->resource->format == PIPE_FORMAT_Z16_UNORM) {
+ else if (pformat == PIPE_FORMAT_Z16_UNORM) {
for (i = 0; i < height; i++) {
GLushort ztemp[MAX_WIDTH];
GLfloat zfloat[MAX_WIDTH];
dst += dstStride;
}
}
- else if (trans->resource->format == PIPE_FORMAT_Z32_UNORM) {
+ else if (pformat == PIPE_FORMAT_Z32_UNORM) {
for (i = 0; i < height; i++) {
GLuint ztemp[MAX_WIDTH];
GLfloat zfloat[MAX_WIDTH];
/* RGBA format */
/* Do a row at a time to flip image data vertically */
for (i = 0; i < height; i++) {
- pipe_get_tile_rgba(pipe, trans, 0, y, width, 1, df);
+ pipe_get_tile_rgba_format(pipe, trans, 0, y, width, 1,
+ pformat, df);
y += yStep;
df += dfStride;
if (!dfStride) {