=?UTF-8?Q?J=C3=B3zef=20Kucia=20?=: vkd3d-shader: Translate lod shader instructions.
Alexandre Julliard
julliard at winehq.org
Tue Apr 30 02:57:09 CDT 2019
Module: vkd3d
Branch: master
Commit: 3963316c503391c3c099c1a98385244ef0c2f1e6
URL: https://source.winehq.org/git/vkd3d.git/?a=commit;h=3963316c503391c3c099c1a98385244ef0c2f1e6
Author: Józef Kucia <jkucia at codeweavers.com>
Date: Mon Apr 29 11:38:17 2019 +0200
vkd3d-shader: Translate lod shader instructions.
Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
libs/vkd3d-shader/spirv.c | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index 3d81952..d0304e0 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -1530,6 +1530,13 @@ static uint32_t vkd3d_spirv_build_op_image_query_samples(struct vkd3d_spirv_buil
SpvOpImageQuerySamples, result_type, image_id);
}
+static uint32_t vkd3d_spirv_build_op_image_query_lod(struct vkd3d_spirv_builder *builder,
+ uint32_t result_type, uint32_t image_id, uint32_t coordinate_id)
+{
+ return vkd3d_spirv_build_op_tr2(builder, &builder->function_stream,
+ SpvOpImageQueryLod, result_type, image_id, coordinate_id);
+}
+
static void vkd3d_spirv_build_op_emit_vertex(struct vkd3d_spirv_builder *builder)
{
return vkd3d_spirv_build_op(&builder->function_stream, SpvOpEmitVertex);
@@ -6966,6 +6973,32 @@ static void vkd3d_dxbc_compiler_emit_ld(struct vkd3d_dxbc_compiler *compiler,
dst, val_id, image.sampled_type, src[1].swizzle);
}
+static void vkd3d_dxbc_compiler_emit_lod(struct vkd3d_dxbc_compiler *compiler,
+ const struct vkd3d_shader_instruction *instruction)
+{
+ struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
+ const struct vkd3d_shader_dst_param *dst = instruction->dst;
+ const struct vkd3d_shader_src_param *src = instruction->src;
+ const struct vkd3d_shader_src_param *resource, *sampler;
+ uint32_t type_id, coordinate_id, val_id;
+ struct vkd3d_shader_image image;
+
+ vkd3d_spirv_enable_capability(builder, SpvCapabilityImageQuery);
+
+ resource = &src[1];
+ sampler = &src[2];
+ vkd3d_dxbc_compiler_prepare_image(compiler, &image,
+ &resource->reg, &sampler->reg, VKD3D_IMAGE_FLAG_SAMPLED);
+
+ type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, 2);
+ coordinate_id = vkd3d_dxbc_compiler_emit_load_src(compiler, &src[0], VKD3DSP_WRITEMASK_ALL);
+ val_id = vkd3d_spirv_build_op_image_query_lod(builder,
+ type_id, image.sampled_image_id, coordinate_id);
+
+ vkd3d_dxbc_compiler_emit_store_dst_swizzled(compiler,
+ dst, val_id, image.sampled_type, resource->swizzle);
+}
+
static void vkd3d_dxbc_compiler_emit_sample(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
@@ -8258,6 +8291,9 @@ int vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler,
case VKD3DSIH_LD:
vkd3d_dxbc_compiler_emit_ld(compiler, instruction);
break;
+ case VKD3DSIH_LOD:
+ vkd3d_dxbc_compiler_emit_lod(compiler, instruction);
+ break;
case VKD3DSIH_SAMPLE:
case VKD3DSIH_SAMPLE_B:
case VKD3DSIH_SAMPLE_GRAD:
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