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vkd3d-shader/glsl: Implement switches.

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This commit is contained in:
Henri Verbeet
2024-10-03 15:46:07 +02:00
parent 93f1af721f
commit 27eb3c07ad
Notes: Henri Verbeet 2024-10-09 13:19:34 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1162
2 changed files with 66 additions and 25 deletions
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41
libs/vkd3d-shader/glsl.c
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@@ -702,6 +702,37 @@ static void shader_glsl_break(struct vkd3d_glsl_generator *gen)
vkd3d_string_buffer_printf(gen->buffer, "break;\n");
}
static void shader_glsl_switch(struct vkd3d_glsl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
struct glsl_src src;
glsl_src_init(&src, gen, &ins->src[0], VKD3DSP_WRITEMASK_0);
shader_glsl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "switch (%s)\n", src.str->buffer);
shader_glsl_begin_block(gen);
glsl_src_cleanup(&src, &gen->string_buffers);
}
static void shader_glsl_case(struct vkd3d_glsl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
struct glsl_src src;
glsl_src_init(&src, gen, &ins->src[0], VKD3DSP_WRITEMASK_0);
shader_glsl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "case %s:\n", src.str->buffer);
glsl_src_cleanup(&src, &gen->string_buffers);
}
static void shader_glsl_default(struct vkd3d_glsl_generator *gen)
{
shader_glsl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "default:\n");
}
static void shader_glsl_ld(struct vkd3d_glsl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
const struct glsl_resource_type_info *resource_type_info;
@@ -1152,6 +1183,9 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *gen,
case VKD3DSIH_BREAK:
shader_glsl_break(gen);
break;
case VKD3DSIH_CASE:
shader_glsl_case(gen, ins);
break;
case VKD3DSIH_DCL_INDEXABLE_TEMP:
shader_glsl_dcl_indexable_temp(gen, ins);
break;
@@ -1163,6 +1197,9 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *gen,
case VKD3DSIH_DCL_OUTPUT_SIV:
case VKD3DSIH_NOP:
break;
case VKD3DSIH_DEFAULT:
shader_glsl_default(gen);
break;
case VKD3DSIH_DIV:
shader_glsl_binop(gen, ins, "/");
break;
@@ -1180,6 +1217,7 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *gen,
break;
case VKD3DSIH_ENDIF:
case VKD3DSIH_ENDLOOP:
case VKD3DSIH_ENDSWITCH:
shader_glsl_end_block(gen);
break;
case VKD3DSIH_EQO:
@@ -1288,6 +1326,9 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *gen,
case VKD3DSIH_SQRT:
shader_glsl_intrinsic(gen, ins, "sqrt");
break;
case VKD3DSIH_SWITCH:
shader_glsl_switch(gen, ins);
break;
default:
shader_glsl_unhandled(gen, ins);
break;