src_platform/playdate/bz/renderer/renderer.c

   1 #include <bz/renderer/renderer_internal.h>
   2
   3 #include <bz/gfx/gfx_internal.h>
   4 #include <bz/math/math.h>
   5 #include <bz/memory/arena.h>
   6 #include <bz/renderer/render_pass_internal.h>
   7 #include <playdate/entrypoint.h>
   8
   9 struct BZRendererPass {
  10         size_t idx;
  11         BZRenderPassID pass;
  12 };
  13
  14 /*static SDL_Window *window;
  15 static SDL_Renderer *renderer;
  16 static SDL_Texture *renderTexture;
  17 static SDL_Texture *renderTextureIntermediate;
  18 static size_t intermediateWidth, intermediateHeight;
  19 static int outputWidth, outputHeight;*/
  20 //static SDL_Surface *windowSurface;
  21 //static SDL_Surface *drawSurface;
  22
  23 //const static size_t kMaxRenderPasses = 8;
  24 //static size_t numRenderPasses = 0;
  25 #define kMaxRenderPasses 1 // FIXME
  26 static BZRendererPass rendererPasses[kMaxRenderPasses];
  27
  28 #define GAME_WIDTH 200 // 256 //128 //320 //128 // 400 // 128
  29 #define GAME_HEIGHT 120 // 128 //128 //180 //128 // 240 // 128
  30
  31 //#define RENDERER_WIDTH 256 //128 //320 //128 // 400 // 128
  32 //#define RENDERER_HEIGHT 128 //128 //180 //128 // 240 // 128
  33
  34 #define RENDERER_WIDTH 400 // 1280
  35 #define RENDERER_HEIGHT 240 // 720
  36
  37 #define SCREEN_WIDTH 400 * 1 // 1280
  38 #define SCREEN_HEIGHT 240 * 1 // 720
  39
  40 //#define SCREEN_SCALE 4
  41
  42 void bzRendererInit() {//const BZRendererConfiguration *configuration, const char *title) {
  43
  44         for (size_t i = 0; i < kMaxRenderPasses; ++i) {
  45                 rendererPasses[i].pass = NULL;
  46         }
  47
  48         prepare palettes
  49         bzGfxPrepareCanvasBuffer(kBZSystemMemoryArena, GAME_WIDTH, GAME_HEIGHT);
  50 }
  51
  52 void bzRendererTeardown() {
  53 }
  54
  55 BZRendererPassID bzRendererRegisterPass(BZRenderPassID renderPass) {
  56         for (size_t i = 0; i < kMaxRenderPasses; ++i) {
  57                 if (rendererPasses[i].pass == NULL) {
  58                         rendererPasses[i].pass = renderPass;
  59                         return &rendererPasses[i];
  60                 }
  61         }
  62         return NULL;
  63 }
  64
  65 void bzRendererUnregisterPass(BZRendererPassID rendererPass) {
  66         rendererPass->pass = NULL;
  67 }
  68
  69 void bzRendererBlit() {
  70         uint8_t *pixels = playdate->graphics->getFrame();
  71         for (size_t i = 0; i < kMaxRenderPasses; ++i) {
  72                 BZRenderPass *renderPass = rendererPasses[i].pass;
  73                 if (renderPass != NULL) {
  74                         if (renderPass->softwareHook != NULL) {
  75                                 renderPass->softwareHook((uint32_t *)pixels/*drawSurface->pixels*/, 2, 2);
  76                         }
  77                 }
  78         }
  79 }
  80
  81 void bzRendererVBlank() {
  82         playdate->system->drawFPS(0,0);
  83         playdate->graphics->markUpdatedRows(0, 240); // FIXME
  84 }