gpu: handle primitive restart index register (#438)

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Vinicius Rangel 2024-08-15 09:43:27 -03:00 committed by GitHub
parent a0fb47b0ab
commit d45563f92c
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4 changed files with 9 additions and 2 deletions

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@ -932,7 +932,9 @@ struct Liverpool {
INSERT_PADDING_WORDS(0xA094 - 0xA08E - 2);
std::array<ViewportScissor, NumViewports> viewport_scissors;
std::array<ViewportDepth, NumViewports> viewport_depths;
INSERT_PADDING_WORDS(0xA105 - 0xA0D4);
INSERT_PADDING_WORDS(0xA103 - 0xA0D4);
u32 primitive_reset_index;
INSERT_PADDING_WORDS(1);
BlendConstants blend_constants;
INSERT_PADDING_WORDS(0xA10B - 0xA105 - 4);
StencilControl stencil_control;
@ -1158,6 +1160,7 @@ static_assert(GFX6_3D_REG_INDEX(depth_buffer.depth_slice) == 0xA017);
static_assert(GFX6_3D_REG_INDEX(color_target_mask) == 0xA08E);
static_assert(GFX6_3D_REG_INDEX(color_shader_mask) == 0xA08F);
static_assert(GFX6_3D_REG_INDEX(viewport_scissors) == 0xA094);
static_assert(GFX6_3D_REG_INDEX(primitive_reset_index) == 0xA103);
static_assert(GFX6_3D_REG_INDEX(stencil_control) == 0xA10B);
static_assert(GFX6_3D_REG_INDEX(viewports) == 0xA10F);
static_assert(GFX6_3D_REG_INDEX(clip_user_data) == 0xA16F);

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@ -86,8 +86,10 @@ GraphicsPipeline::GraphicsPipeline(const Instance& instance_, Scheduler& schedul
const vk::PipelineInputAssemblyStateCreateInfo input_assembly = {
.topology = LiverpoolToVK::PrimitiveType(key.prim_type),
.primitiveRestartEnable = false,
.primitiveRestartEnable = key.prim_restart_index != 0,
};
ASSERT_MSG(key.prim_restart_index == 0 || key.prim_restart_index == 0xFFFF,
"Primitive restart index other than 0xFFFF is not supported");
const vk::PipelineRasterizationStateCreateInfo raster_state = {
.depthClampEnable = false,

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@ -39,6 +39,7 @@ struct GraphicsPipelineKey {
Liverpool::StencilRefMask stencil_ref_front;
Liverpool::StencilRefMask stencil_ref_back;
Liverpool::PrimitiveType prim_type;
u32 prim_restart_index;
Liverpool::PolygonMode polygon_mode;
Liverpool::CullMode cull_mode;
Liverpool::FrontFace front_face;

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@ -165,6 +165,7 @@ void PipelineCache::RefreshGraphicsKey() {
key.stencil_ref_front = regs.stencil_ref_front;
key.stencil_ref_back = regs.stencil_ref_back;
key.prim_type = regs.primitive_type;
key.prim_restart_index = regs.primitive_reset_index;
key.polygon_mode = regs.polygon_control.PolyMode();
key.cull_mode = regs.polygon_control.CullingMode();
key.clip_space = regs.clipper_control.clip_space;