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VideoBackends: Add AbstractShader and AbstractPipeline classes

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This commit is contained in:
Stenzek
2017-09-08 19:42:56 +10:00
parent 31111ef143
commit fec6bb4d56
47 changed files with 1825 additions and 33 deletions
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124
Source/Core/VideoBackends/D3D/Render.cpp
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@ -13,6 +13,7 @@
#include <strsafe.h>
#include <tuple>
#include "Common/Assert.h"
#include "Common/CommonTypes.h"
#include "Common/Logging/Log.h"
#include "Common/MathUtil.h"
@ -23,6 +24,8 @@
#include "VideoBackends/D3D/D3DBase.h"
#include "VideoBackends/D3D/D3DState.h"
#include "VideoBackends/D3D/D3DUtil.h"
#include "VideoBackends/D3D/DXPipeline.h"
#include "VideoBackends/D3D/DXShader.h"
#include "VideoBackends/D3D/DXTexture.h"
#include "VideoBackends/D3D/FramebufferManager.h"
#include "VideoBackends/D3D/GeometryShaderCache.h"
@ -41,6 +44,12 @@
namespace DX11
{
// Reserve 512KB for vertices, and 64KB for uniforms.
// This should be sufficient for our usages, and if more is required,
// we split it into multiple draws.
constexpr u32 UTILITY_VBO_SIZE = 512 * 1024;
constexpr u32 UTILITY_UBO_SIZE = 64 * 1024;
// Nvidia stereo blitting struct defined in "nvstereo.h" from the Nvidia SDK
typedef struct _Nv_Stereo_Image_Header
{
@ -165,6 +174,16 @@ void Renderer::SetupDeviceObjects()
D3D::SetDebugObjectName(m_reset_rast_state, "rasterizer state for Renderer::ResetAPIState");
m_screenshot_texture = nullptr;
CD3D11_BUFFER_DESC vbo_desc(UTILITY_VBO_SIZE, D3D11_BIND_VERTEX_BUFFER, D3D11_USAGE_DYNAMIC,
D3D11_CPU_ACCESS_WRITE);
hr = D3D::device->CreateBuffer(&vbo_desc, nullptr, &m_utility_vertex_buffer);
CHECK(SUCCEEDED(hr), "Create utility VBO");
CD3D11_BUFFER_DESC ubo_desc(UTILITY_UBO_SIZE, D3D11_BIND_CONSTANT_BUFFER, D3D11_USAGE_DYNAMIC,
D3D11_CPU_ACCESS_WRITE);
hr = D3D::device->CreateBuffer(&ubo_desc, nullptr, &m_utility_uniform_buffer);
CHECK(SUCCEEDED(hr), "Create utility UBO");
}
// Kill off all device objects
@ -184,6 +203,8 @@ void Renderer::TeardownDeviceObjects()
SAFE_RELEASE(m_reset_rast_state);
SAFE_RELEASE(m_screenshot_texture);
SAFE_RELEASE(m_3d_vision_texture);
SAFE_RELEASE(m_utility_vertex_buffer);
SAFE_RELEASE(m_utility_uniform_buffer);
}
void Renderer::Create3DVisionTexture(int width, int height)
@ -229,6 +250,109 @@ void Renderer::RenderText(const std::string& text, int left, int top, u32 color)
D3D::DrawTextScaled(static_cast<float>(left), static_cast<float>(top), 20.f, 0.0f, color, text);
}
std::unique_ptr<AbstractShader> Renderer::CreateShaderFromSource(ShaderStage stage,
const char* source, size_t length)
{
return DXShader::CreateFromSource(stage, source, length);
}
std::unique_ptr<AbstractShader> Renderer::CreateShaderFromBinary(ShaderStage stage,
const void* data, size_t length)
{
return DXShader::CreateFromBinary(stage, data, length);
}
std::unique_ptr<AbstractPipeline> Renderer::CreatePipeline(const AbstractPipelineConfig& config)
{
return DXPipeline::Create(config);
}
void Renderer::UpdateUtilityUniformBuffer(const void* uniforms, u32 uniforms_size)
{
_dbg_assert_(VIDEO, uniforms_size > 0 && uniforms_size < UTILITY_UBO_SIZE);
D3D11_MAPPED_SUBRESOURCE mapped;
HRESULT hr = D3D::context->Map(m_utility_uniform_buffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mapped);
CHECK(SUCCEEDED(hr), "Map utility UBO");
std::memcpy(mapped.pData, uniforms, uniforms_size);
D3D::context->Unmap(m_utility_uniform_buffer, 0);
}
void Renderer::UpdateUtilityVertexBuffer(const void* vertices, u32 vertex_stride, u32 num_vertices)
{
D3D11_MAPPED_SUBRESOURCE mapped;
HRESULT hr = D3D::context->Map(m_utility_vertex_buffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mapped);
CHECK(SUCCEEDED(hr), "Map utility VBO");
std::memcpy(mapped.pData, vertices, num_vertices * vertex_stride);
D3D::context->Unmap(m_utility_vertex_buffer, 0);
}
void Renderer::SetPipeline(const AbstractPipeline* pipeline)
{
const DXPipeline* dx_pipeline = static_cast<const DXPipeline*>(pipeline);
D3D::stateman->SetRasterizerState(dx_pipeline->GetRasterizerState());
D3D::stateman->SetDepthState(dx_pipeline->GetDepthState());
D3D::stateman->SetBlendState(dx_pipeline->GetBlendState());
D3D::stateman->SetPrimitiveTopology(dx_pipeline->GetPrimitiveTopology());
D3D::stateman->SetInputLayout(dx_pipeline->GetInputLayout());
D3D::stateman->SetVertexShader(dx_pipeline->GetVertexShader());
D3D::stateman->SetGeometryShader(dx_pipeline->GetGeometryShader());
D3D::stateman->SetPixelShader(dx_pipeline->GetPixelShader());
}
void Renderer::DrawUtilityPipeline(const void* uniforms, u32 uniforms_size, const void* vertices,
u32 vertex_stride, u32 num_vertices)
{
// Textures are fine, they're set directly via SetTexture.
// Since samplers are set via gx_state, we need to fix this up here.
for (size_t stage = 0; stage < m_gx_state.samplers.size(); stage++)
D3D::stateman->SetSampler(stage, m_state_cache.Get(m_gx_state.samplers[stage]));
// Copy in uniforms.
if (uniforms_size > 0)
{
UpdateUtilityUniformBuffer(uniforms, uniforms_size);
D3D::stateman->SetVertexConstants(m_utility_uniform_buffer);
D3D::stateman->SetPixelConstants(m_utility_uniform_buffer);
D3D::stateman->SetGeometryConstants(m_utility_uniform_buffer);
}
// If the vertices are larger than our buffer, we need to break it up into multiple draws.
const char* vertices_ptr = static_cast<const char*>(vertices);
while (num_vertices > 0)
{
u32 vertices_this_draw = num_vertices;
if (vertices_ptr)
{
vertices_this_draw = std::min(vertices_this_draw, UTILITY_VBO_SIZE / vertex_stride);
_dbg_assert_(VIDEO, vertices_this_draw > 0);
UpdateUtilityVertexBuffer(vertices_ptr, vertex_stride, vertices_this_draw);
D3D::stateman->SetVertexBuffer(m_utility_vertex_buffer, vertex_stride, 0);
}
// Apply pending state and draw.
D3D::stateman->Apply();
D3D::context->Draw(vertices_this_draw, 0);
vertices_ptr += vertex_stride * vertices_this_draw;
num_vertices -= vertices_this_draw;
}
}
void Renderer::DispatchComputeShader(const AbstractShader* shader, const void* uniforms,
u32 uniforms_size, u32 groups_x, u32 groups_y, u32 groups_z)
{
D3D::stateman->SetComputeShader(static_cast<const DXShader*>(shader)->GetD3DComputeShader());
if (uniforms_size > 0)
{
UpdateUtilityUniformBuffer(uniforms, uniforms_size);
D3D::stateman->SetComputeConstants(m_utility_uniform_buffer);
}
D3D::stateman->Apply();
D3D::context->Dispatch(groups_x, groups_y, groups_z);
}
TargetRectangle Renderer::ConvertEFBRectangle(const EFBRectangle& rc)
{
TargetRectangle result;