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vkd3d-shader/glsl: Implement VKD3DSIH_ITOF.

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This commit is contained in:
Atharva Nimbalkar
2021-07-14 03:41:32 +05:30
committed by Henri Verbeet
parent 91475c684f
commit b81cdcb488
Notes: Henri Verbeet 2024-09-24 14:10:34 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1106
5 changed files with 31 additions and 6 deletions
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25
libs/vkd3d-shader/glsl.c
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@@ -457,6 +457,28 @@ static void shader_glsl_relop(struct vkd3d_glsl_generator *gen,
glsl_dst_cleanup(&dst, &gen->string_buffers);
}
static void shader_glsl_cast(struct vkd3d_glsl_generator *gen, const struct vkd3d_shader_instruction *ins,
const char *scalar_constructor, const char *vector_constructor)
{
unsigned int component_count;
struct glsl_src src;
struct glsl_dst dst;
uint32_t mask;
mask = glsl_dst_init(&dst, gen, ins, &ins->dst[0]);
glsl_src_init(&src, gen, &ins->src[0], mask);
if ((component_count = vsir_write_mask_component_count(mask)) > 1)
shader_glsl_print_assignment(gen, &dst, "%s%u(%s)",
vector_constructor, component_count, src.str->buffer);
else
shader_glsl_print_assignment(gen, &dst, "%s(%s)",
scalar_constructor, src.str->buffer);
glsl_src_cleanup(&src, &gen->string_buffers);
glsl_dst_cleanup(&dst, &gen->string_buffers);
}
static void shader_glsl_mov(struct vkd3d_glsl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
struct glsl_src src;
@@ -665,6 +687,9 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *gen,
case VKD3DSIH_NEU:
shader_glsl_relop(gen, ins, "!=", "notEqual");
break;
case VKD3DSIH_ITOF:
shader_glsl_cast(gen, ins, "float", "vec");
break;
case VKD3DSIH_MOV:
shader_glsl_mov(gen, ins);
break;