diff options
Diffstat (limited to 'src/mesa/pipe/i915simple/i915_state.c')
| -rw-r--r-- | src/mesa/pipe/i915simple/i915_state.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/src/mesa/pipe/i915simple/i915_state.c b/src/mesa/pipe/i915simple/i915_state.c index 8bfd2da3b5..5c6d37a466 100644 --- a/src/mesa/pipe/i915simple/i915_state.c +++ b/src/mesa/pipe/i915simple/i915_state.c @@ -397,9 +397,19 @@ static void i915_delete_depth_stencil_state(struct pipe_context *pipe, static void * i915_create_alpha_test_state(struct pipe_context *pipe, - const struct pipe_alpha_test_state *alpha) + const struct pipe_alpha_test_state *alpha_test) { - return 0; + struct i915_alpha_test_state *cso = calloc(1, sizeof(struct i915_alpha_test_state)); + + if (alpha_test->enabled) { + int test = i915_translate_compare_func(alpha_test->func); + ubyte refByte = float_to_ubyte(alpha_test->ref); + + cso->LIS6 |= (S6_ALPHA_TEST_ENABLE | + (test << S6_ALPHA_TEST_FUNC_SHIFT) | + (((unsigned) refByte) << S6_ALPHA_REF_SHIFT)); + } + return cso; } static void i915_bind_alpha_test_state(struct pipe_context *pipe, @@ -407,7 +417,7 @@ static void i915_bind_alpha_test_state(struct pipe_context *pipe, { struct i915_context *i915 = i915_context(pipe); - i915->alpha_test = (const struct pipe_alpha_test_state*)alpha; + i915->alpha_test = (const struct i915_alpha_test_state*)alpha; i915->dirty |= I915_NEW_ALPHA_TEST; } @@ -415,6 +425,7 @@ static void i915_bind_alpha_test_state(struct pipe_context *pipe, static void i915_delete_alpha_test_state(struct pipe_context *pipe, void *alpha) { + free(alpha); } static void i915_set_scissor_state( struct pipe_context *pipe, @@ -650,7 +661,7 @@ static void i915_bind_rasterizer_state( struct pipe_context *pipe, static void i915_delete_rasterizer_state(struct pipe_context *pipe, void *setup) { - /* do nothing */ + free(setup); } static void i915_set_vertex_buffer( struct pipe_context *pipe, |