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opengl: add flipping vertex shader

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Add vertex shader which flips the texture upside down while blitting it.
Add argument to qemu_gl_run_texture_blit() to enable flipping.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20171010135453.6704-4-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2017-10-10 15:54:50 +02:00
parent 46e19e149f
commit 2e1d70b9e0
5 changed files with 24 additions and 6 deletions
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2
ui/console-gl.c
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@ -109,7 +109,7 @@ void surface_gl_render_texture(QemuGLShader *gls,
glClearColor(0.1f, 0.1f, 0.1f, 0.0f);
glClear(GL_COLOR_BUFFER_BIT);
qemu_gl_run_texture_blit(gls);
qemu_gl_run_texture_blit(gls, false);
}
void surface_gl_destroy_texture(QemuGLShader *gls,