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90 lines
2.7 KiB
C++
90 lines
2.7 KiB
C++
#include "Specter/View.hpp"
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#include "Specter/ViewSystem.hpp"
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namespace Specter
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{
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void View::System::init(boo::GLDataFactory* factory)
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{
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static const char* VS =
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"#version 330\n"
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"layout(location=0) in vec3 posIn;\n"
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"layout(location=1) in vec4 colorIn;\n"
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SPECTER_VIEW_VERT_BLOCK_GLSL
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"struct VertToFrag\n"
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"{\n"
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" vec4 color;\n"
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"};\n"
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"out VertToFrag vtf;\n"
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"void main()\n"
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"{\n"
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" vtf.color = colorIn;\n"
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" gl_Position = mv * vec4(posIn[gl_VertexID], 1.0);\n"
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"}\n";
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static const char* FS =
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"#version 330\n"
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"struct VertToFrag\n"
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"{\n"
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" vec4 color;\n"
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"};\n"
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"in VertToFrag vtf;\n"
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"layout(location=0) out vec4 colorOut;\n"
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"void main()\n"
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"{\n"
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" colorOut = vtf.color;\n"
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"}\n";
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static const char* BlockNames[] = {"SpecterViewBlock"};
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m_solidShader = factory->newShaderPipeline(VS, FS, 0, nullptr, 1, BlockNames,
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boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
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false, false, false);
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}
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View::View(ViewSystem& system)
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{
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m_bgVertBuf =
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system.m_factory->newDynamicBuffer(boo::BufferUse::Vertex,
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sizeof(Zeus::CVector3f), 4);
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m_bgInstBuf =
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system.m_factory->newDynamicBuffer(boo::BufferUse::Vertex,
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sizeof(Zeus::CColor), 1);
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m_specterVertBlock =
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system.m_factory->newDynamicBuffer(boo::BufferUse::Uniform,
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sizeof(VertexBlock), 1);
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if (!system.m_viewSystem.m_vtxFmt)
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{
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boo::VertexElementDescriptor vdescs[] =
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{
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{m_bgVertBuf, nullptr, boo::VertexSemantic::Position4, 0},
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{m_bgInstBuf, nullptr, boo::VertexSemantic::Color | boo::VertexSemantic::Instanced}
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};
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m_bgVtxFmt = system.m_factory->newVertexFormat(2, vdescs);
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m_bgShaderBinding =
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system.m_factory->newShaderDataBinding(system.m_viewSystem.m_solidShader, m_bgVtxFmt,
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m_bgVertBuf, m_bgInstBuf, nullptr, 1,
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(boo::IGraphicsBuffer**)&m_specterVertBlock,
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0, nullptr);
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}
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}
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void View::draw(boo::IGraphicsCommandQueue* gfxQ)
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{
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bindScissor(gfxQ);
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int pendingSlot = 1 << gfxQ->pendingDynamicSlot();
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if ((m_validDynamicSlots & pendingSlot) == 0)
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{
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m_bgVertBuf->load(m_bgRect, sizeof(Zeus::CVector3f) * 4);
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m_bgInstBuf->load(&m_bgColor, sizeof(Zeus::CColor));
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m_validDynamicSlots |= pendingSlot;
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}
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gfxQ->draw(0, 4);
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}
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}
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