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vkd3d-shader: Output point sizes. 

Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet 2020-07-22 15:54:15 +04:30 committed by Alexandre Julliard
parent 4906bd40c6
commit e7828d6782
1 changed files with 18 additions and 0 deletions
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18
libs/vkd3d-shader/spirv.c
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@ -5615,6 +5615,19 @@ static void vkd3d_dxbc_compiler_emit_dcl_input_primitive(struct vkd3d_dxbc_compi
vkd3d_dxbc_compiler_emit_execution_mode(compiler, mode, NULL, 0);
}
static void vkd3d_dxbc_compiler_emit_point_size(struct vkd3d_dxbc_compiler *compiler)
{
static const struct vkd3d_spirv_builtin point_size = {VKD3D_SHADER_COMPONENT_FLOAT, 1, SpvBuiltInPointSize};
/* Set the point size. Point sprites are not supported in d3d10+, but
* point primitives can still be used with e.g. stream output. Vulkan
* requires the point size to always be explicitly defined when outputting
* points. */
vkd3d_spirv_build_op_store(&compiler->spirv_builder,
vkd3d_dxbc_compiler_emit_builtin_variable(compiler, &point_size, SpvStorageClassOutput, 0),
vkd3d_dxbc_compiler_get_constant_float(compiler, 1.0f), SpvMemoryAccessMaskNone);
}
static void vkd3d_dxbc_compiler_emit_dcl_output_topology(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
@ -5625,6 +5638,7 @@ static void vkd3d_dxbc_compiler_emit_dcl_output_topology(struct vkd3d_dxbc_compi
{
case VKD3D_PT_POINTLIST:
mode = SpvExecutionModeOutputPoints;
vkd3d_dxbc_compiler_emit_point_size(compiler);
break;
case VKD3D_PT_LINESTRIP:
mode = SpvExecutionModeOutputLineStrip;
@ -8406,6 +8420,10 @@ static void vkd3d_dxbc_compiler_emit_cut_stream(struct vkd3d_dxbc_compiler *comp
static void vkd3d_dxbc_compiler_emit_main_prolog(struct vkd3d_dxbc_compiler *compiler)
{
vkd3d_dxbc_compiler_emit_push_constant_buffers(compiler);
if (compiler->xfb_info && compiler->xfb_info->element_count
&& compiler->shader_type != VKD3D_SHADER_TYPE_GEOMETRY)
vkd3d_dxbc_compiler_emit_point_size(compiler);
}
static bool is_dcl_instruction(enum VKD3D_SHADER_INSTRUCTION_HANDLER handler_idx)