flycast/core/hw/pvr/Renderer_if.h

121 lines
3.2 KiB
C++

#pragma once
#include "types.h"
#include "ta_ctx.h"
#include "emulator.h"
#include <vector>
extern u32 FrameCount;
bool rend_init_renderer();
void rend_term_renderer();
void rend_vblank();
void rend_start_render();
int rend_end_render(int tag, int cycles, int jitter, void *arg);
void rend_cancel_emu_wait();
bool rend_single_frame(const bool& enabled);
void rend_swap_frame(u32 fb_r_sof1);
void rend_set_fb_write_addr(u32 fb_w_sof1);
void rend_reset();
void rend_disable_rollback();
void rend_start_rollback();
void rend_allow_rollback();
void rend_enable_renderer(bool enabled);
bool rend_is_enabled();
void rend_serialize(Serializer& ser);
void rend_deserialize(Deserializer& deser);
static void rend_updatePalette();
static void rend_updateFogTable();
///////
extern TA_context* _pvrrc;
#define pvrrc (_pvrrc->rend)
struct FramebufferInfo
{
void update()
{
fb_r_size.full = FB_R_SIZE.full;
fb_r_ctrl.full = FB_R_CTRL.full;
spg_control.full = SPG_CONTROL.full;
spg_status.full = SPG_STATUS.full;
fb_r_sof1 = FB_R_SOF1;
fb_r_sof2 = FB_R_SOF2;
vo_control.full = VO_CONTROL.full;
vo_border_col.full = VO_BORDER_COL.full;
}
FB_R_SIZE_type fb_r_size;
FB_R_CTRL_type fb_r_ctrl;
SPG_CONTROL_type spg_control;
SPG_STATUS_type spg_status;
u32 fb_r_sof1;
u32 fb_r_sof2;
VO_CONTROL_type vo_control;
VO_BORDER_COL_type vo_border_col;
};
struct Renderer
{
Renderer() {
EventManager::listen(Event::Terminate, onEvent, this);
EventManager::listen(Event::LoadState, onEvent, this);
}
virtual ~Renderer() {
EventManager::unlisten(Event::Terminate, onEvent, this);
EventManager::unlisten(Event::LoadState, onEvent, this);
}
virtual bool Init() = 0;
virtual void Term() = 0;
virtual void Process(TA_context *ctx) = 0;
virtual bool Render() = 0;
virtual void RenderFramebuffer(const FramebufferInfo& info) = 0;
virtual bool RenderLastFrame() { return false; }
// Get the last rendered frame pixel data in RGB format
// The returned image is rotated and scaled (upward orientation and square pixels)
// If both width and height are zero, the internal render resolution will be used.
// Otherwise either width or height will be used as the maximum width or height respectively.
virtual bool GetLastFrame(std::vector<u8>& data, int& width, int& height) { return false; }
virtual bool Present() { return true; }
virtual BaseTextureCacheData *GetTexture(TSP tsp, TCW tcw) { return nullptr; }
protected:
bool resetTextureCache = false;
bool clearLastFrame = false;
bool updatePalette = true;
bool updateFogTable = true;
private:
static void onEvent(Event event, void *arg)
{
Renderer *renderer = static_cast<Renderer*>(arg);
renderer->resetTextureCache = true;
renderer->updatePalette = true;
renderer->updateFogTable = true;
if (event == Event::Terminate)
renderer->clearLastFrame = true;
}
friend void rend_updatePalette();
friend void rend_updateFogTable();
};
extern Renderer* renderer;
extern u32 fb_watch_addr_start;
extern u32 fb_watch_addr_end;
extern bool fb_dirty;
void check_framebuffer_write();
static inline void rend_updatePalette() {
if (renderer != nullptr)
renderer->updatePalette = true;
}
static inline void rend_updateFogTable() {
if (renderer != nullptr)
renderer->updateFogTable = true;
}