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authorZack Rusin <zackr@vmware.com>2009-08-26 12:14:27 -0400
committerZack Rusin <zackr@vmware.com>2009-08-26 12:50:47 -0400
commitb324aacf139bc88fa268057158af88f725c50c63 (patch)
tree8ef3aa153c59ea76244d002003be7c2217e418bf
parent490f640cd58d215281076ae6e0e70649db6b0ed5 (diff)
st/xorg: create basic fragment shader
-rw-r--r--src/gallium/state_trackers/xorg/xorg_exa_tgsi.c36
1 files changed, 10 insertions, 26 deletions
diff --git a/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c b/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c
index 710b65e6ae..b428957abf 100644
--- a/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c
+++ b/src/gallium/state_trackers/xorg/xorg_exa_tgsi.c
@@ -64,21 +64,9 @@ create_vs(struct pipe_context *ctx,
}
static void *
-create_fs(struct pipe_context *ctx,
- unsigned vs_traits)
-{
- return NULL;
-}
-
-static struct xorg_shader
-xorg_shader_construct(struct exa_context *exa,
- int op,
- PicturePtr src_picture,
- PicturePtr mask_picture,
- PicturePtr dst_picture)
+create_fs(struct pipe_context *pipe,
+ unsigned fs_traits)
{
- struct xorg_shader shader = {0};
-#if 0
struct ureg_program *ureg;
struct ureg_src dst_sampler, src_sampler, mask_sampler;
struct ureg_src dst_pos, src_pos, mask_pos;
@@ -86,10 +74,7 @@ xorg_shader_construct(struct exa_context *exa,
ureg = ureg_create(TGSI_PROCESSOR_FRAGMENT);
if (ureg == NULL)
- return shader;
-
- if (sid.is_fill)
- return shader;
+ return 0;
#if 0 /* unused right now */
dst_sampler = ureg_DECL_sampler(ureg);
@@ -105,18 +90,18 @@ xorg_shader_construct(struct exa_context *exa,
1,
TGSI_INTERPOLATE_PERSPECTIVE);
- if (sid.mask) {
+ if ((fs_traits & FS_MASK)) {
mask_sampler = ureg_DECL_sampler(ureg);
- src_pos = ureg_DECL_fs_input(ureg,
- TGSI_SEMANTIC_POSITION,
- 2,
- TGSI_INTERPOLATE_PERSPECTIVE);
+ mask_pos = ureg_DECL_fs_input(ureg,
+ TGSI_SEMANTIC_POSITION,
+ 2,
+ TGSI_INTERPOLATE_PERSPECTIVE);
}
ureg_TEX(ureg, ureg_dst(src),
TGSI_TEXTURE_2D, src_pos, src_sampler);
- if (sid.mask) {
+ if ((fs_traits & FS_MASK)) {
ureg_TEX(ureg, ureg_dst(mask),
TGSI_TEXTURE_2D, mask_pos, mask_sampler);
/* src IN mask */
@@ -125,8 +110,7 @@ xorg_shader_construct(struct exa_context *exa,
ureg_END(ureg);
-#endif
- return shader;
+ return ureg_create_shader_and_destroy(ureg, pipe);
}
struct xorg_shaders * xorg_shaders_create(struct exa_context *exa)