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Vita: Fix flickering when using frameskip

This commit is contained in:
Leo 2020-07-20 12:53:17 +08:00
parent 5b319cfd91
commit 8c81fc44a0
1 changed files with 16 additions and 8 deletions
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24
src/platform/psp2/psp2-context.c
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@ -52,7 +52,7 @@ static enum ScreenMode {
static void* outputBuffer; static void* outputBuffer;
static int currentTex; static int currentTex;
static vita2d_texture* tex[4]; static vita2d_texture* tex[2];
static vita2d_texture* screenshot; static vita2d_texture* screenshot;
static Thread audioThread; static Thread audioThread;
static bool interframeBlending = false; static bool interframeBlending = false;
@ -326,8 +326,6 @@ void mPSP2Setup(struct mGUIRunner* runner) {
runner->core->desiredVideoDimensions(runner->core, &width, &height); runner->core->desiredVideoDimensions(runner->core, &width, &height);
tex[0] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR); tex[0] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
tex[1] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR); tex[1] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
tex[2] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
tex[3] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
currentTex = 0; currentTex = 0;
screenshot = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR); screenshot = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
@ -494,8 +492,6 @@ void mPSP2Teardown(struct mGUIRunner* runner) {
CircleBufferDeinit(&rumble.history); CircleBufferDeinit(&rumble.history);
vita2d_free_texture(tex[0]); vita2d_free_texture(tex[0]);
vita2d_free_texture(tex[1]); vita2d_free_texture(tex[1]);
vita2d_free_texture(tex[2]);
vita2d_free_texture(tex[3]);
vita2d_free_texture(screenshot); vita2d_free_texture(screenshot);
mappedMemoryFree(outputBuffer, 256 * 256 * 4); mappedMemoryFree(outputBuffer, 256 * 256 * 4);
frameLimiter = true; frameLimiter = true;
@ -588,15 +584,27 @@ void _drawTex(vita2d_texture* t, unsigned width, unsigned height, bool faded, bo
} }
void mPSP2Swap(struct mGUIRunner* runner) { void mPSP2Swap(struct mGUIRunner* runner) {
currentTex = (currentTex + 1) & 3; bool frameAvailable;
runner->core->setVideoBuffer(runner->core, vita2d_texture_get_datap(tex[currentTex]), 256); if (runner->core->platform(runner->core) == PLATFORM_GBA) {
struct GBA* gba = runner->core->board;
frameAvailable = gba->video.frameskipCounter <= 0;
} else if (runner->core->platform(runner->core) == PLATFORM_GB) {
struct GB* gb = runner->core->board;
frameAvailable = gb->video.frameskipCounter <= 0;
} else {
frameAvailable = false;
}
if (frameAvailable) {
currentTex = !currentTex;
runner->core->setVideoBuffer(runner->core, vita2d_texture_get_datap(tex[currentTex]), 256);
}
} }
void mPSP2Draw(struct mGUIRunner* runner, bool faded) { void mPSP2Draw(struct mGUIRunner* runner, bool faded) {
unsigned width, height; unsigned width, height;
runner->core->desiredVideoDimensions(runner->core, &width, &height); runner->core->desiredVideoDimensions(runner->core, &width, &height);
if (interframeBlending) { if (interframeBlending) {
_drawTex(tex[(currentTex - 1) & 3], width, height, faded, false); _drawTex(tex[!currentTex], width, height, faded, false);
} }
_drawTex(tex[currentTex], width, height, faded, interframeBlending); _drawTex(tex[currentTex], width, height, faded, interframeBlending);
} }