mirror of https://github.com/AxioDL/metaforce.git
79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
#include "Runtime/Graphics/Shaders/CWorldShadowShader.hpp"
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#include <array>
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#include "Runtime/Camera/CCameraFilter.hpp"
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#include "Runtime/Graphics/CGraphics.hpp"
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#include "CWorldShadowShader.cpp.hshhead"
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namespace urde {
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using namespace hsh::pipeline;
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template <bool Depth>
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struct CWorldShadowShaderPipeline : pipeline<topology<hsh::TriangleStrip>, BlendAttachment<>, depth_write<Depth>,
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depth_compare<Depth ? hsh::LEqual : hsh::Always>> {
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CWorldShadowShaderPipeline(hsh::vertex_buffer<CWorldShadowShader::Vert> vbo,
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hsh::uniform_buffer<CWorldShadowShader::Uniform> ubo) {
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this->position = ubo->m_matrix * hsh::float4(vbo->m_pos, 1.f);
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this->color_out[0] = ubo->m_color;
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}
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};
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template struct CWorldShadowShaderPipeline<true>;
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template struct CWorldShadowShaderPipeline<false>;
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CWorldShadowShader::CWorldShadowShader(u32 w, u32 h) : m_w(w), m_h(h) {
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m_vbo = hsh::create_dynamic_vertex_buffer<Vert>(4);
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m_uniBuf = hsh::create_dynamic_uniform_buffer<Uniform>();
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m_tex = hsh::create_render_texture2d({m_w, m_h}, hsh::RGBA8_UNORM, 1, 0);
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// FIXME hsh bug: can't bind all constant values
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bool depth = false;
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m_dataBind.hsh_bind(CWorldShadowShaderPipeline<depth>(m_vbo.get(), m_uniBuf.get()));
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depth = true;
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m_zDataBind.hsh_z_bind(CWorldShadowShaderPipeline<depth>(m_vbo.get(), m_uniBuf.get()));
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}
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void CWorldShadowShader::bindRenderTarget() { m_tex.attach(); }
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void CWorldShadowShader::drawBase(float extent) {
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SCOPED_GRAPHICS_DEBUG_GROUP("CWorldShadowShader::drawBase", zeus::skMagenta);
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const std::array<Vert, 4> verts{{
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{{-extent, 0.f, extent}},
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{{extent, 0.f, extent}},
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{{-extent, 0.f, -extent}},
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{{extent, 0.f, -extent}},
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}};
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m_vbo.load(verts);
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m_uniform.m_matrix = CGraphics::GetPerspectiveProjectionMatrix(true) * CGraphics::g_GXModelView.toMatrix4f();
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m_uniform.m_color = zeus::skWhite;
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m_uniBuf.load(m_uniform);
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m_zDataBind.draw(0, 4);
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}
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void CWorldShadowShader::lightenShadow() {
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SCOPED_GRAPHICS_DEBUG_GROUP("CWorldShadowShader::lightenShadow", zeus::skMagenta);
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m_uniform.m_color = zeus::CColor(1.f, 0.25f);
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m_uniBuf.load(m_uniform);
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m_dataBind.draw(0, 4);
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}
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void CWorldShadowShader::blendPreviousShadow() {
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SCOPED_GRAPHICS_DEBUG_GROUP("CWorldShadowShader::blendPreviousShadow", zeus::skMagenta);
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if (!m_prevQuad) {
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m_prevQuad.emplace(EFilterType::Blend, m_tex.get_color(0));
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}
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zeus::CRectangle rect(0.f, 1.f, 1.f, -1.f);
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m_prevQuad->draw({1.f, 0.85f}, 1.f, rect);
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}
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void CWorldShadowShader::resolveTexture() { m_tex.resolve_color_binding(0, hsh::rect2d{{}, {m_w, m_h}}, false); }
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} // namespace urde
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