mirror of
https://github.com/wheremyfoodat/Panda3DS.git
synced 2025-04-06 22:25:41 +12:00
4322ebda2c
This commit first implements experimental and incomplete texture combiner support. Currently only the first texture combiner is implemented. Many sources and combine modes are not implemented yet.
109 lines
No EOL
3.3 KiB
C++
109 lines
No EOL
3.3 KiB
C++
#pragma once
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#include <array>
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#include "helpers.hpp"
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#include "logger.hpp"
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#include "opengl.hpp"
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#include "surface_cache.hpp"
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#include "textures.hpp"
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// More circular dependencies!
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class GPU;
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struct Vertex {
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OpenGL::vec4 position;
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OpenGL::vec4 colour;
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OpenGL::vec2 UVs;
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};
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class Renderer {
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GPU& gpu;
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OpenGL::Program triangleProgram;
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OpenGL::Program displayProgram;
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OpenGL::VertexArray vao;
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OpenGL::VertexBuffer vbo;
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GLint alphaControlLoc = -1;
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GLint texUnitConfigLoc = -1;
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// TEV configuration uniform locations
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GLint textureEnv0SourceLoc = -1;
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GLint textureEnv0OperandLoc = -1;
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GLint textureEnv0CombinerLoc = -1;
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GLint textureEnv0ColorLoc = -1;
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GLint textureEnv0ScaleLoc = -1;
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// Depth configuration uniform locations
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GLint depthOffsetLoc = -1;
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GLint depthScaleLoc = -1;
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GLint depthmapEnableLoc = -1;
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u32 oldAlphaControl = 0;
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u32 oldTexUnitConfig = 0;
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float oldDepthScale = -1.0;
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float oldDepthOffset = 0.0;
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bool oldDepthmapEnable = false;
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SurfaceCache<DepthBuffer, 10> depthBufferCache;
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SurfaceCache<ColourBuffer, 10> colourBufferCache;
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SurfaceCache<Texture, 256> textureCache;
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OpenGL::uvec2 fbSize; // The size of the framebuffer (ie both the colour and depth buffer)'
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u32 colourBufferLoc; // Location in 3DS VRAM for the colour buffer
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ColourBuffer::Formats colourBufferFormat; // Format of the colours stored in the colour buffer
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// Same for the depth/stencil buffer
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u32 depthBufferLoc;
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DepthBuffer::Formats depthBufferFormat;
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// Dummy VAO/VBO for blitting the final output
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OpenGL::VertexArray dummyVAO;
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OpenGL::VertexBuffer dummyVBO;
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static constexpr u32 regNum = 0x300; // Number of internal PICA registers
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const std::array<u32, regNum>& regs;
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OpenGL::Texture screenTexture;
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OpenGL::Framebuffer screenFramebuffer;
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OpenGL::Framebuffer getColourFBO();
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OpenGL::Texture getTexture(Texture& tex);
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MAKE_LOG_FUNCTION(log, rendererLogger)
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void setupBlending();
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void bindDepthBuffer();
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public:
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Renderer(GPU& gpu, const std::array<u32, regNum>& internalRegs) : gpu(gpu), regs(internalRegs) {}
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void reset();
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void display(); // Display the 3DS screen contents to the window
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void initGraphicsContext(); // Initialize graphics context
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void getGraphicsContext(); // Set up graphics context for rendering
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void clearBuffer(u32 startAddress, u32 endAddress, u32 value, u32 control); // Clear a GPU buffer in VRAM
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void displayTransfer(u32 inputAddr, u32 outputAddr, u32 inputSize, u32 outputSize, u32 flags); // Perform display transfer
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void drawVertices(OpenGL::Primitives primType, Vertex* vertices, u32 count); // Draw the given vertices
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void setFBSize(u32 width, u32 height) {
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fbSize.x() = width;
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fbSize.y() = height;
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}
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void setColourFormat(ColourBuffer::Formats format) { colourBufferFormat = format; }
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void setColourFormat(u32 format) { colourBufferFormat = static_cast<ColourBuffer::Formats>(format); }
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void setDepthFormat(DepthBuffer::Formats format) { depthBufferFormat = format; }
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void setDepthFormat(u32 format) {
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if (format == 1) {
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Helpers::panic("[PICA] Undocumented depth-stencil mode!");
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}
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depthBufferFormat = static_cast<DepthBuffer::Formats>(format);
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}
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void setColourBufferLoc(u32 loc) { colourBufferLoc = loc; }
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void setDepthBufferLoc(u32 loc) { depthBufferLoc = loc; }
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static constexpr u32 vertexBufferSize = 0x10000;
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}; |