Work on CMapWorld rendering

2025-12-14 16:46:10 +00:00 · 2017-04-21 20:42:32 -10:00
parent 56e386088a
commit 337ffd1c16
23 changed files with 1406 additions and 132 deletions
--- a/Runtime/Graphics/Shaders/CMapSurfaceShaderGLSL.cpp
+++ b/Runtime/Graphics/Shaders/CMapSurfaceShaderGLSL.cpp
@@ -0,0 +1,115 @@
+#include "CMapSurfaceShader.hpp"
+#include "TShader.hpp"
+
+namespace urde
+{
+
+static const char* VS =
+"#version 330\n"
+BOO_GLSL_BINDING_HEAD
+"layout(location=0) in vec4 posIn;\n"
+"\n"
+"UBINDING0 uniform MapSurfaceUniform\n"
+"{\n"
+"    mat4 xf;\n"
+"    vec4 color;\n"
+"};\n"
+"\n"
+"struct VertToFrag\n"
+"{\n"
+"    vec4 color;\n"
+"};\n"
+"\n"
+"SBINDING(0) out VertToFrag vtf;\n"
+"void main()\n"
+"{\n"
+"    vtf.color = color;\n"
+"    gl_Position = xf * vec4(posIn.xyz, 1.0);\n"
+"}\n";
+
+static const char* FS =
+"#version 330\n"
+BOO_GLSL_BINDING_HEAD
+"struct VertToFrag\n"
+"{\n"
+"    vec4 color;\n"
+"};\n"
+"\n"
+"SBINDING(0) in VertToFrag vtf;\n"
+"layout(location=0) out vec4 colorOut;\n"
+"void main()\n"
+"{\n"
+"    colorOut = vtf.color;\n"
+"}\n";
+
+URDE_DECL_SPECIALIZE_SHADER(CMapSurfaceShader)
+
+static boo::IVertexFormat* s_VtxFmt = nullptr;
+static boo::IShaderPipeline* s_Pipeline = nullptr;
+
+struct CMapSurfaceShaderGLDataBindingFactory : TShader<CMapSurfaceShader>::IDataBindingFactory
+{
+    boo::IShaderDataBinding* BuildShaderDataBinding(boo::IGraphicsDataFactory::Context& ctx,
+                                                    CMapSurfaceShader& filter)
+    {
+        boo::GLDataFactory::Context& cctx = static_cast<boo::GLDataFactory::Context&>(ctx);
+
+        const boo::VertexElementDescriptor VtxVmt[] =
+        {
+            {filter.m_vbo, filter.m_ibo, boo::VertexSemantic::Position4}
+        };
+        boo::IVertexFormat* vtxFmt = ctx.newVertexFormat(1, VtxVmt);
+        boo::IGraphicsBuffer* bufs[] = {filter.m_uniBuf};
+        boo::PipelineStage stages[] = {boo::PipelineStage::Vertex};
+        filter.m_dataBind = cctx.newShaderDataBinding(s_Pipeline,
+            vtxFmt, filter.m_vbo, nullptr, filter.m_ibo,
+            1, bufs, stages, nullptr, nullptr, 0, nullptr, nullptr, nullptr);
+        return filter.m_dataBind;
+    }
+};
+
+#if BOO_HAS_VULKAN
+struct CMapSurfaceShaderVulkanDataBindingFactory : TShader<CMapSurfaceShader>::IDataBindingFactory
+{
+    boo::IShaderDataBinding* BuildShaderDataBinding(boo::IGraphicsDataFactory::Context& ctx,
+                                                    CMapSurfaceShader& filter)
+    {
+        boo::VulkanDataFactory::Context& cctx = static_cast<boo::VulkanDataFactory::Context&>(ctx);
+
+        boo::IGraphicsBuffer* bufs[] = {filter.m_uniBuf};
+        filter.m_dataBind = cctx.newShaderDataBinding(s_Pipeline, s_VtxFmt,
+            filter.m_vbo, nullptr, filter.m_ibo, 1, bufs,
+            nullptr, nullptr, nullptr, 0, nullptr, nullptr, nullptr);
+        return filter.m_dataBind;
+    }
+};
+#endif
+
+TShader<CMapSurfaceShader>::IDataBindingFactory*
+CMapSurfaceShader::Initialize(boo::GLDataFactory::Context& ctx)
+{
+    const char* uniNames[] = {"MapSurfaceUniform"};
+    s_Pipeline = ctx.newShaderPipeline(VS, FS, 0, nullptr, 1, uniNames,
+        boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
+        boo::Primitive::TriStrips, boo::ZTest::LEqual, false, true,
+        false, boo::CullMode::Backface);
+    return new CMapSurfaceShaderGLDataBindingFactory;
+}
+
+#if BOO_HAS_VULKAN
+TShader<CMapSurfaceShader>::IDataBindingFactory*
+CMapSurfaceShader::Initialize(boo::VulkanDataFactory::Context& ctx)
+{
+    const boo::VertexElementDescriptor VtxVmt[] =
+    {
+        {nullptr, nullptr, boo::VertexSemantic::Position4}
+    };
+    s_VtxFmt = ctx.newVertexFormat(1, VtxVmt);
+    s_Pipeline = ctx.newShaderPipeline(VS, FS, s_VtxFmt, boo::BlendFactor::SrcAlpha,
+        boo::BlendFactor::InvSrcAlpha, boo::Primitive::TriStrips,
+        boo::ZTest::LEqual, false, true, false, boo::CullMode::Backface);
+    return new CMapSurfaceShaderVulkanDataBindingFactory;
+}
+#endif
+
+}