Module: Mesa
Branch: master
Commit: 542d6cb1b8a87615b4c4498ce1fcbf39d743f963
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=542d6cb1b8a87615b4c4498ce1fcbf39d743f963
Author: Brian Paul <bri...@vmware.com>
Date: Thu Sep 30 11:01:09 2010 -0600
gallivm: added some comments
---
src/gallium/auxiliary/gallivm/lp_bld_sample.c | 5 +++++
src/gallium/auxiliary/gallivm/lp_bld_sample.h | 19 +++++++++++--------
2 files changed, 16 insertions(+), 8 deletions(-)
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample.c
b/src/gallium/auxiliary/gallivm/lp_bld_sample.c
index 6e53bca..aee94c1 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_sample.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_sample.c
@@ -331,6 +331,11 @@ lp_build_linear_mip_levels(struct lp_build_sample_context
*bld,
}
+/**
+ * Return pointer to a single mipmap level.
+ * \param data_array array of pointers to mipmap levels
+ * \param level integer mipmap level
+ */
LLVMValueRef
lp_build_get_mipmap_level(struct lp_build_sample_context *bld,
LLVMValueRef data_array, LLVMValueRef level)
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample.h
b/src/gallium/auxiliary/gallivm/lp_bld_sample.h
index 9fc9a38..4d2eeaa 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_sample.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_sample.h
@@ -99,61 +99,64 @@ struct lp_sampler_static_state
struct lp_sampler_dynamic_state
{
- /** Obtain the base texture width. */
+ /** Obtain the base texture width (returns int32) */
LLVMValueRef
(*width)( const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder,
unsigned unit);
- /** Obtain the base texture height. */
+ /** Obtain the base texture height (returns int32) */
LLVMValueRef
(*height)( const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder,
unsigned unit);
- /** Obtain the base texture depth. */
+ /** Obtain the base texture depth (returns int32) */
LLVMValueRef
(*depth)( const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder,
unsigned unit);
- /** Obtain the number of mipmap levels (minus one). */
+ /** Obtain the number of mipmap levels minus one (returns int32) */
LLVMValueRef
(*last_level)( const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder,
unsigned unit);
+ /** Obtain stride in bytes between image rows/blocks (returns int32) */
LLVMValueRef
(*row_stride)( const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder,
unsigned unit);
+ /** Obtain stride in bytes between image slices (returns int32) */
LLVMValueRef
(*img_stride)( const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder,
unsigned unit);
+ /** Obtain pointer to array of pointers to mimpap levels */
LLVMValueRef
(*data_ptr)( const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder,
unsigned unit);
- /** Obtain texture min lod */
+ /** Obtain texture min lod (returns float) */
LLVMValueRef
(*min_lod)(const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder, unsigned unit);
- /** Obtain texture max lod */
+ /** Obtain texture max lod (returns float) */
LLVMValueRef
(*max_lod)(const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder, unsigned unit);
- /** Obtain texture lod bias */
+ /** Obtain texture lod bias (returns float) */
LLVMValueRef
(*lod_bias)(const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder, unsigned unit);
- /** Obtain texture border color */
+ /** Obtain texture border color (returns ptr to float[4]) */
LLVMValueRef
(*border_color)(const struct lp_sampler_dynamic_state *state,
LLVMBuilderRef builder, unsigned unit);
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