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Maintain device resolution on window resize for OpenGl

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This commit is contained in:
coiland 2024-11-28 03:29:19 -05:00
parent 1a40deccb1
commit f4bc048b8b
2 changed files with 17 additions and 2 deletions
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17
src/core/renderer_gl/renderer_gl.cpp
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@ -542,6 +542,10 @@ void RendererGL::drawVertices(PICA::PrimType primType, std::span<const Vertex> v
}
void RendererGL::display() {
static u32 lastWidth = outputWindowWidth;
static u32 lastHeight = outputWindowHeight;
gl.disableScissor();
gl.disableBlend();
gl.disableDepth();
@ -580,9 +584,18 @@ void RendererGL::display() {
}
if constexpr (!Helpers::isHydraCore()) {
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
screenFramebuffer.bind(OpenGL::ReadFramebuffer);
glBlitFramebuffer(0, 0, 400, 480, 0, 0, outputWindowWidth, outputWindowHeight, GL_COLOR_BUFFER_BIT, GL_LINEAR);
const u32 newX0 = (outputWindowWidth - 400) / 2;
const u32 newY0 = (outputWindowHeight - 480) / 2;
if(lastWidth != outputWindowWidth || lastHeight != outputWindowHeight) {
lastHeight = outputWindowHeight;
lastWidth = outputWindowWidth;
glClear(GL_COLOR_BUFFER_BIT);
}
glBlitFramebuffer(0, 0, 400, 480, newX0, newY0, newX0 + 400, newY0 + 480, GL_COLOR_BUFFER_BIT, GL_LINEAR);
}
}

2
src/panda_sdl/frontend_sdl.cpp
View file

@ -101,6 +101,8 @@ FrontendSDL::FrontendSDL() : keyboardMappings(InputMappings::defaultKeyboardMapp
}
#endif
SDL_SetWindowMinimumSize(window, 400, 480);
emu.initGraphicsContext(window);
}