drinkingtea/nostalgia
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[nostalgia/core/sdl] Make draw always report FPS to oxTrace

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This commit is contained in:
Gary Talent 2020-03-23 01:22:58 -05:00
parent 887167add2
commit 350b4ad6c2
1 changed files with 7 additions and 10 deletions
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17
src/nostalgia/core/sdl/gfx.cpp
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@ -6,8 +6,6 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#define NOST_FPS_PRINT
#include <array>
#include <vector>
#ifdef NOST_FPS_PRINT
@ -29,11 +27,8 @@ struct SdlImplData {
SDL_Renderer *renderer = nullptr;
std::array<SDL_Texture*, 4> bgTextures;
std::array<TileMap, 4> bgTileMaps;
#ifdef NOST_FPS_PRINT
uint64_t prevFpsCheckTime = 0;
uint64_t draws = 0;
#endif
};
[[nodiscard]] static ox::ValErr<ox::Vector<uint8_t>> readFile(Context *ctx, const ox::FileAddress &file) {
@ -168,17 +163,19 @@ void drawBackground(Context *ctx, const TileMap &tm, SDL_Texture *tex) {
void draw(Context *ctx) {
auto id = ctx->implData<SdlImplData>();
#ifdef NOST_FPS_PRINT
++id->draws;
if (id->draws >= 5000) {
using namespace std::chrono;
auto now = duration_cast<milliseconds>(system_clock::now().time_since_epoch()).count();
auto duration = static_cast<double>(now - id->prevFpsCheckTime) / 1000.0;
std::cout << "FPS: " << static_cast<int>(static_cast<double>(id->draws) / duration) << '\n';
const auto now = duration_cast<milliseconds>(system_clock::now().time_since_epoch()).count();
const auto duration = static_cast<double>(now - id->prevFpsCheckTime) / 1000.0;
const auto fps = static_cast<int>(static_cast<double>(id->draws) / duration);
#ifdef NOST_FPS_PRINT
std::cout << "FPS: " << fps << '\n';
#endif
oxTrace("nostalgia::core::gfx::fps") << "FPS:" << fps;
id->prevFpsCheckTime = now;
id->draws = 0;
}
#endif
SDL_RenderClear(id->renderer);
for (std::size_t i = 0; i < id->bgTileMaps.size(); i++) {
auto tex = id->bgTextures[i];