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authorIago Toral Quiroga <itoral@igalia.com>2014-11-26 10:20:55 +0100
committerIago Toral Quiroga <itoral@igalia.com>2015-01-12 11:20:29 +0100
commita55f67fcb064b4ed3019259a711b5be07f4e72ff (patch)
treee703167fdc2b1fb1048da6995dd40a6f29229056 /src
parent84eb402c01962e3ff4b70c9948c85a61ed81678f (diff)
st/mesa: Use _mesa_format_convert to implement st_GetTexImage.
Instead of using _mesa_pack_rgba_span_float. This should allow us to remove that function in a later patch. Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/state_tracker/st_cb_texture.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 4b9901a1b0e..1fb9db6fb68 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -29,6 +29,8 @@
#include "main/enums.h"
#include "main/fbobject.h"
#include "main/formats.h"
+#include "main/format_utils.h"
+#include "main/glformats.h"
#include "main/image.h"
#include "main/imports.h"
#include "main/macros.h"
@@ -1138,6 +1140,8 @@ st_GetTexImage(struct gl_context * ctx,
/* format translation via floats */
GLuint row, slice;
GLfloat *rgba;
+ uint32_t dstMesaFormat;
+ int dstStride, srcStride;
assert(util_format_is_compressed(src->format));
@@ -1149,6 +1153,9 @@ st_GetTexImage(struct gl_context * ctx,
if (ST_DEBUG & DEBUG_FALLBACK)
debug_printf("%s: fallback format translation\n", __FUNCTION__);
+ dstMesaFormat = _mesa_format_from_format_and_type(format, type);
+ dstStride = _mesa_image_row_stride(&ctx->Pack, width, format, type);
+ srcStride = 4 * width * sizeof(GLfloat);
for (slice = 0; slice < depth; slice++) {
if (gl_target == GL_TEXTURE_1D_ARRAY) {
/* 1D array textures.
@@ -1162,8 +1169,9 @@ st_GetTexImage(struct gl_context * ctx,
pipe_get_tile_rgba_format(tex_xfer, map, 0, 0, width, 1,
dst_format, rgba);
- _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, format,
- type, dest, &ctx->Pack, 0);
+ _mesa_format_convert(dest, dstMesaFormat, dstStride,
+ rgba, RGBA8888_FLOAT, srcStride,
+ width, 1, NULL);
}
else {
for (row = 0; row < height; row++) {
@@ -1175,8 +1183,9 @@ st_GetTexImage(struct gl_context * ctx,
pipe_get_tile_rgba_format(tex_xfer, map, 0, row, width, 1,
dst_format, rgba);
- _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, format,
- type, dest, &ctx->Pack, 0);
+ _mesa_format_convert(dest, dstMesaFormat, dstStride,
+ rgba, RGBA8888_FLOAT, srcStride,
+ width, 1, NULL);
}
}
map += tex_xfer->layer_stride;