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GBA Video: Clear video buffer when starting

This commit is contained in:
Jeffrey Pfau 2015-03-03 21:18:53 -08:00
parent 0ab8cfe6ad
commit e810f1b9f0
1 changed files with 17 additions and 1 deletions
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18
src/gba/renderers/video-software.c
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@ -37,6 +37,7 @@ static const int _objSizes[32] = {
static void GBAVideoSoftwareRendererInit(struct GBAVideoRenderer* renderer); static void GBAVideoSoftwareRendererInit(struct GBAVideoRenderer* renderer);
static void GBAVideoSoftwareRendererDeinit(struct GBAVideoRenderer* renderer); static void GBAVideoSoftwareRendererDeinit(struct GBAVideoRenderer* renderer);
static void GBAVideoSoftwareRendererReset(struct GBAVideoRenderer* renderer);
static void GBAVideoSoftwareRendererWriteOAM(struct GBAVideoRenderer* renderer, uint32_t oam); static void GBAVideoSoftwareRendererWriteOAM(struct GBAVideoRenderer* renderer, uint32_t oam);
static void GBAVideoSoftwareRendererWritePalette(struct GBAVideoRenderer* renderer, uint32_t address, uint16_t value); static void GBAVideoSoftwareRendererWritePalette(struct GBAVideoRenderer* renderer, uint32_t address, uint16_t value);
static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRenderer* renderer, uint32_t address, uint16_t value); static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRenderer* renderer, uint32_t address, uint16_t value);
@ -77,7 +78,7 @@ static void _breakWindowInner(struct GBAVideoSoftwareRenderer* softwareRenderer,
void GBAVideoSoftwareRendererCreate(struct GBAVideoSoftwareRenderer* renderer) { void GBAVideoSoftwareRendererCreate(struct GBAVideoSoftwareRenderer* renderer) {
renderer->d.init = GBAVideoSoftwareRendererInit; renderer->d.init = GBAVideoSoftwareRendererInit;
renderer->d.reset = GBAVideoSoftwareRendererInit; renderer->d.reset = GBAVideoSoftwareRendererReset;
renderer->d.deinit = GBAVideoSoftwareRendererDeinit; renderer->d.deinit = GBAVideoSoftwareRendererDeinit;
renderer->d.writeVideoRegister = GBAVideoSoftwareRendererWriteVideoRegister; renderer->d.writeVideoRegister = GBAVideoSoftwareRendererWriteVideoRegister;
renderer->d.writeOAM = GBAVideoSoftwareRendererWriteOAM; renderer->d.writeOAM = GBAVideoSoftwareRendererWriteOAM;
@ -89,6 +90,21 @@ void GBAVideoSoftwareRendererCreate(struct GBAVideoSoftwareRenderer* renderer) {
} }
static void GBAVideoSoftwareRendererInit(struct GBAVideoRenderer* renderer) { static void GBAVideoSoftwareRendererInit(struct GBAVideoRenderer* renderer) {
GBAVideoSoftwareRendererReset(renderer);
struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
int y;
for (y = 0; y < VIDEO_VERTICAL_PIXELS; ++y) {
color_t* row = &softwareRenderer->outputBuffer[softwareRenderer->outputBufferStride * y];
int x;
for (x = 0; x < VIDEO_HORIZONTAL_PIXELS; ++x) {
row[x] = GBA_COLOR_WHITE;
}
}
}
static void GBAVideoSoftwareRendererReset(struct GBAVideoRenderer* renderer) {
struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer; struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
int i; int i;