mirror of
https://github.com/wheremyfoodat/Panda3DS.git
synced 2025-04-06 06:05:40 +12:00
553d23974a
Starts utilizing [std::span](https://en.cppreference.com/w/cpp/container/span) to indicate a non-owning view of a contiguous array of elements rather than `T* data, usize count`.
103 lines
No EOL
3.1 KiB
C++
103 lines
No EOL
3.1 KiB
C++
#pragma once
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#include <array>
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#include <span>
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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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// 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::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(
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u32 inputAddr, u32 outputAddr, u32 inputSize, u32 outputSize, u32 flags
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); // Perform display transfer
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void drawVertices(OpenGL::Primitives primType, std::span<const Vertex> vertices); // 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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}; |