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llvmpipe: don't pass frontfacing as a float

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This commit is contained in:
Keith Whitwell 2010-10-15 00:12:19 +01:00
parent 4195febeec
commit 0a1c900103
9 changed files with 13 additions and 13 deletions
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8
src/gallium/drivers/llvmpipe/lp_bld_depth.c
View file

@ -446,7 +446,7 @@ lp_build_occlusion_count(LLVMBuilderRef builder,
* \param stencil_refs the front/back stencil ref values (scalar)
* \param z_src the incoming depth/stencil values (a 2x2 quad, float32)
* \param zs_dst_ptr pointer to depth/stencil values in framebuffer
* \param facing contains float value indicating front/back facing polygon
* \param facing contains boolean value indicating front/back facing polygon
*/
void
lp_build_depth_stencil_test(LLVMBuilderRef builder,
@ -576,10 +576,10 @@ lp_build_depth_stencil_test(LLVMBuilderRef builder,
if (stencil[0].enabled) {
if (face) {
LLVMValueRef zero = LLVMConstReal(LLVMFloatType(), 0.0);
LLVMValueRef zero = LLVMConstInt(LLVMInt32Type(), 0, 0);
/* front_facing = face > 0.0 ? ~0 : 0 */
front_facing = LLVMBuildFCmp(builder, LLVMRealUGT, face, zero, "");
/* front_facing = face != 0 ? ~0 : 0 */
front_facing = LLVMBuildICmp(builder, LLVMIntNE, face, zero, "");
front_facing = LLVMBuildSExt(builder, front_facing,
LLVMIntType(s_bld.type.length*s_bld.type.width),
"");

2
src/gallium/drivers/llvmpipe/lp_jit.h
View file

@ -144,7 +144,7 @@ typedef void
(*lp_jit_frag_func)(const struct lp_jit_context *context,
uint32_t x,
uint32_t y,
float facing,
uint32_t facing,
const void *a0,
const void *dadx,
const void *dady,

4
src/gallium/drivers/llvmpipe/lp_rast.c
View file

@ -365,7 +365,7 @@ lp_rast_shade_tile(struct lp_rasterizer_task *task,
BEGIN_JIT_CALL(state);
variant->jit_function[RAST_WHOLE]( &state->jit_context,
tile_x + x, tile_y + y,
inputs->facing,
inputs->frontfacing,
inputs->a0,
inputs->dadx,
inputs->dady,
@ -446,7 +446,7 @@ lp_rast_shade_quads_mask(struct lp_rasterizer_task *task,
BEGIN_JIT_CALL(state);
variant->jit_function[RAST_EDGE_TEST](&state->jit_context,
x, y,
inputs->facing,
inputs->frontfacing,
inputs->a0,
inputs->dadx,
inputs->dady,

2
src/gallium/drivers/llvmpipe/lp_rast.h
View file

@ -78,7 +78,7 @@ struct lp_rast_state {
* These pointers point into the bin data buffer.
*/
struct lp_rast_shader_inputs {
float facing; /** Positive for front-facing, negative for back-facing */
unsigned frontfacing; /** One for front-facing */
unsigned disable:1; /** Partially binned, disable this command */
unsigned opaque:1; /** Is opaque */

2
src/gallium/drivers/llvmpipe/lp_rast_priv.h
View file

@ -261,7 +261,7 @@ lp_rast_shade_quads_all( struct lp_rasterizer_task *task,
BEGIN_JIT_CALL(state);
variant->jit_function[RAST_WHOLE]( &state->jit_context,
x, y,
inputs->facing,
inputs->frontfacing,
inputs->a0,
inputs->dadx,
inputs->dady,

2
src/gallium/drivers/llvmpipe/lp_setup_line.c
View file

@ -596,7 +596,7 @@ try_setup_line( struct lp_setup_context *setup,
*/
setup_line_coefficients( setup, line, &info);
line->inputs.facing = 1.0F;
line->inputs.frontfacing = TRUE;
line->inputs.disable = FALSE;
line->inputs.opaque = FALSE;

2
src/gallium/drivers/llvmpipe/lp_setup_point.c
View file

@ -373,7 +373,7 @@ try_setup_point( struct lp_setup_context *setup,
*/
setup_point_coefficients(setup, point, &info);
point->inputs.facing = 1.0F;
point->inputs.frontfacing = TRUE;
point->inputs.disable = FALSE;
point->inputs.opaque = FALSE;

2
src/gallium/drivers/llvmpipe/lp_setup_tri.c
View file

@ -319,7 +319,7 @@ do_triangle_ccw(struct lp_setup_context *setup,
*/
lp_setup_tri_coef( setup, &tri->inputs, v0, v1, v2, frontfacing );
tri->inputs.facing = frontfacing ? 1.0F : -1.0F;
tri->inputs.frontfacing = frontfacing;
tri->inputs.disable = FALSE;
tri->inputs.opaque = setup->fs.current.variant->opaque;

2
src/gallium/drivers/llvmpipe/lp_state_fs.c
View file

@ -579,7 +579,7 @@ generate_fragment(struct llvmpipe_context *lp,
arg_types[0] = screen->context_ptr_type; /* context */
arg_types[1] = LLVMInt32Type(); /* x */
arg_types[2] = LLVMInt32Type(); /* y */
arg_types[3] = LLVMFloatType(); /* facing */
arg_types[3] = LLVMInt32Type(); /* facing */
arg_types[4] = LLVMPointerType(fs_elem_type, 0); /* a0 */
arg_types[5] = LLVMPointerType(fs_elem_type, 0); /* dadx */
arg_types[6] = LLVMPointerType(fs_elem_type, 0); /* dady */