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[g3dvl] switch to r32 float for idct matrix

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This commit is contained in:
Christian König
2010-11-23 21:26:26 +01:00
parent 21efda8687
commit 58d04f816c
1 changed files with 6 additions and 6 deletions
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src/gallium/auxiliary/vl/vl_idct.c
+6 -6
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@@ -374,7 +374,7 @@ init_buffers(struct vl_idct *idct)
memset(&template, 0, sizeof(struct pipe_resource));
template.target = PIPE_TEXTURE_2D;
template.format = PIPE_FORMAT_R16_SNORM;
template.format = PIPE_FORMAT_R32_FLOAT;
template.last_level = 0;
template.width0 = 8;
template.height0 = 8;
@@ -482,7 +482,7 @@ init_constants(struct vl_idct *idct)
struct pipe_transfer *buf_transfer;
struct vertex_shader_consts *vs_consts;
struct vertex2f *v;
short *s;
float *f;
struct pipe_box rect =
{
@@ -516,10 +516,10 @@ init_constants(struct vl_idct *idct)
);
pitch = buf_transfer->stride / util_format_get_blocksize(buf_transfer->resource->format);
s = idct->pipe->transfer_map(idct->pipe, buf_transfer);
f = idct->pipe->transfer_map(idct->pipe, buf_transfer);
for(i = 0; i < BLOCK_HEIGHT; ++i)
for(j = 0; j < BLOCK_WIDTH; ++j)
s[i * pitch + j] = const_matrix[j][i] * (1 << 15); // transpose
f[i * pitch + j] = const_matrix[j][i]; // transpose
idct->pipe->transfer_unmap(idct->pipe, buf_transfer);
idct->pipe->transfer_destroy(idct->pipe, buf_transfer);
@@ -534,10 +534,10 @@ init_constants(struct vl_idct *idct)
);
pitch = buf_transfer->stride / util_format_get_blocksize(buf_transfer->resource->format);
s = idct->pipe->transfer_map(idct->pipe, buf_transfer);
f = idct->pipe->transfer_map(idct->pipe, buf_transfer);
for(i = 0; i < BLOCK_HEIGHT; ++i)
for(j = 0; j < BLOCK_WIDTH; ++j)
s[i * pitch + j] = const_matrix[i][j] * (1 << 15);
f[i * pitch + j] = const_matrix[i][j];
idct->pipe->transfer_unmap(idct->pipe, buf_transfer);
idct->pipe->transfer_destroy(idct->pipe, buf_transfer);