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Separate renderer and PICA completely

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This commit is contained in:
wheremyfoodat 2023-01-01 22:06:54 +02:00
parent 9f792c2cf5
commit 57ef4e25e7
6 changed files with 65 additions and 37 deletions
include/PICA
gpu.hpp

36
include/PICA/gpu.hpp
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@ -3,9 +3,9 @@
#include "helpers.hpp"
#include "logger.hpp"
#include "memory.hpp"
#include "opengl.hpp"
#include "PICA/float_types.hpp"
#include "PICA/shader_unit.hpp"
#include "renderer_gl/renderer_gl.hpp"
class GPU {
using vec4f = OpenGL::Vector<Floats::f24, 4>;
@ -20,11 +20,6 @@ class GPU {
static constexpr u32 vramSize = 6_MB;
std::array<u32, regNum> regs; // GPU internal registers
struct Vertex {
OpenGL::vec4 position;
OpenGL::vec4 colour;
};
// Read a value of type T from physical address paddr
// This is necessary because vertex attribute fetching uses physical addresses
template<typename T>
@ -80,32 +75,15 @@ class GPU {
u32 fixedAttribCount = 0; // How many attribute components have we written? When we get to 4 the attr will actually get submitted
std::array<u32, 3> fixedAttrBuff; // Buffer to hold fixed attributes in until they get submitted
// OpenGL renderer state
OpenGL::Framebuffer fbo;
OpenGL::Texture fboTexture;
OpenGL::Program triangleProgram;
OpenGL::Program displayProgram;
OpenGL::VertexArray vao;
OpenGL::VertexBuffer vbo;
GLint alphaControlLoc = -1;
u32 oldAlphaControl = 0;
// Dummy VAO/VBO for blitting the final output
OpenGL::VertexArray dummyVAO;
OpenGL::VertexBuffer dummyVBO;
static constexpr u32 vertexBufferSize = 0x1000;
void drawVertices(OpenGL::Primitives primType, Vertex* vertices, u32 count);
Renderer renderer;
public:
GPU(Memory& mem);
void initGraphicsContext(); // Initialize graphics context
void getGraphicsContext(); // Set up the graphics context for rendering
void display(); // Display the screen contents onto our window
void initGraphicsContext() { renderer.initGraphicsContext(); }
void getGraphicsContext() { renderer.getGraphicsContext(); }
void display() { renderer.display(); }
void fireDMA(u32 dest, u32 source, u32 size);
void clearBuffer(u32 startAddress, u32 endAddress, u32 value, u32 control);
void reset();
// Used by the GSP GPU service for readHwRegs/writeHwRegs/writeHwRegsMasked
@ -115,4 +93,8 @@ public:
// Used when processing GPU command lists
u32 readInternalReg(u32 index);
void writeInternalReg(u32 index, u32 value, u32 mask);
void clearBuffer(u32 startAddress, u32 endAddress, u32 value, u32 control) {
renderer.clearBuffer(startAddress, endAddress, value, control);
}
};