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fix windowed screenshots capturing the last window buffer instead of current one (#2750)

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This commit is contained in:
ManDude
2023-06-19 15:33:51 +01:00
committed by GitHub
parent 572e63f4a9
commit 910681bde8
1 changed files with 4 additions and 2 deletions
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game/graphics/opengl_renderer/OpenGLRenderer.cpp
+4 -2
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@@ -722,7 +722,7 @@ void OpenGLRenderer::render(DmaFollower dma, const RenderOptions& settings) {
y = 0;
fbo_id = screenshot_src->fbo_id;
} else {
read_buffer = GL_FRONT;
read_buffer = GL_BACK;
w = settings.draw_region_width;
h = settings.draw_region_height;
x = m_render_state.draw_offset_x;
@@ -1164,8 +1164,9 @@ void OpenGLRenderer::finish_screenshot(const std::string& output_name,
bool quick_screenshot) {
std::vector<u32> buffer(width * height);
glPixelStorei(GL_PACK_ALIGNMENT, 1);
GLint oldbuf;
GLint oldbuf, oldreadbuf;
glGetIntegerv(GL_READ_FRAMEBUFFER_BINDING, &oldbuf);
glGetIntegerv(GL_READ_BUFFER, &oldreadbuf);
glBindFramebuffer(GL_READ_FRAMEBUFFER, fbo);
glReadBuffer(read_buffer);
glReadPixels(x, y, width, height, GL_RGBA, GL_UNSIGNED_BYTE, buffer.data());
@@ -1190,6 +1191,7 @@ void OpenGLRenderer::finish_screenshot(const std::string& output_name,
}
file_util::write_rgba_png(output_name, buffer.data(), width, height);
glReadBuffer(oldreadbuf);
glBindFramebuffer(GL_READ_FRAMEBUFFER, oldbuf);
}