void aviVideoCallback(void* dummy, UInt32 time)
{
static char displayData[4 * 640 * (480 + 1)];
FrameBuffer* frameBuffer;
int bitDepth = 32;
int bytesPerPixel = bitDepth / 8;
char* dpyData = displayData;
int width = 320 * zoom;
int height = 240 * zoom;
int borderWidth;
int displayPitch = width * bitDepth / 8;
frameBuffer = frameBufferFlipViewFrame(1);
if (frameBuffer == NULL) {
frameBuffer = frameBufferGetWhiteNoiseFrame();
}
borderWidth = (320 - frameBuffer->maxWidth) * zoom / 2;
if (properties->video.horizontalStretch) {
if (borderWidth > 0) {
// Render image one line higher, resizing will move it back to correct location
videoRender(video, frameBuffer, bitDepth, zoom,
dpyData + (height - 1 + 1) * displayPitch, 0, -1 * displayPitch, -1);
stretchImage(dpyData, width, dpyData + displayPitch, width - 2 * borderWidth, displayPitch, height, bitDepth);
borderWidth = 0;
}
else {
videoRender(video, frameBuffer, bitDepth, zoom,
dpyData + (height - 1) * displayPitch, 0, -1 * displayPitch, -1);
}
}
else {
videoRender(video, frameBuffer, bitDepth, zoom,
dpyData + (height - 1) * displayPitch + borderWidth * bytesPerPixel, 0, -1 * displayPitch, -1);
if (borderWidth > 0) {
int h = height;
while (h--) {
memset(dpyData, 0, borderWidth * bytesPerPixel);
memset(dpyData + (width - borderWidth) * bytesPerPixel, 0, borderWidth * bytesPerPixel);
dpyData += displayPitch;
}
}
}
aviAddFrame(displayData, width * height * 4);
}
void piUpdateEmuDisplay()
{
if (!shader.program) {
fprintf(stderr, "Shader not initialized\n");
return;
}
glClear(GL_COLOR_BUFFER_BIT);
glViewport(0, 0, screenWidth, screenHeight);
ShaderInfo *sh = &shader;
glDisable(GL_BLEND);
glUseProgram(sh->program);
glUniformMatrix4fv(sh->u_vp_matrix, 1, GL_FALSE, &projection[0][0]);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, textures[0]);
FrameBuffer* frameBuffer;
frameBuffer = frameBufferFlipViewFrame(properties->emulation.syncMethod == P_EMU_SYNCTOVBLANKASYNC);
if (frameBuffer == NULL) {
frameBuffer = frameBufferGetWhiteNoiseFrame();
}
int borderWidth = ((320 - frameBuffer->maxWidth) * ZOOM) >> 1;
videoRender(video, frameBuffer, BIT_DEPTH, 1,
msxScreen + borderWidth * BYTES_PER_PIXEL, 0, msxScreenPitch, -1);
// if (borderWidth > 0) {
// int h = height;
// while (h--) {
// memset(dpyData, 0, borderWidth * BYTES_PER_PIXEL);
// memset(dpyData + (width - borderWidth) * BYTES_PER_PIXEL, 0, borderWidth * BYTES_PER_PIXEL);
// dpyData += msxScreenPitch;
// }
// }
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, WIDTH, HEIGHT,
GL_RGB, GL_UNSIGNED_SHORT_5_6_5, msxScreen);
drawQuad(sh);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
eglSwapBuffers(display, surface);
}
