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gl_rasterizer: Emulate viewport flipping with ARB_clip_control

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Emulates negative y viewports with ARB_clip_control. This allows us to
more easily emulated pipelines with tessellation and/or geometry shader
stages. It also avoids corrupting games with transform feedbacks and
negative viewports (gl_Position.y was being modified).
This commit is contained in:
ReinUsesLisp 2019-10-30 00:23:09 -03:00
parent b2d99e940a
commit 1bb64655cb
9 changed files with 55 additions and 74 deletions
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2
src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp
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@ -62,6 +62,8 @@ bool EmuWindow_SDL2_GL::SupportsRequiredGLExtensions() {
unsupported_ext.push_back("ARB_texture_mirror_clamp_to_edge");
if (!GLAD_GL_ARB_multi_bind)
unsupported_ext.push_back("ARB_multi_bind");
if (!GLAD_GL_ARB_clip_control)
unsupported_ext.push_back("ARB_clip_control");
// Extensions required to support some texture formats.
if (!GLAD_GL_EXT_texture_compression_s3tc)