eglMakeCurrent() returns 1/EGL_TRUE on success. This is not what the
callback expects, where 0 indicates success.
While at it, print the EGL error to ease debugging.
As with virgl_renderer_callbacks, the return value is now checked since
version >= 4:
7f09e6bf0c
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230606115658.677673-3-marcandre.lureau@redhat.com>
		
	
			
		
			
				
	
	
		
			44 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
#include "qemu/osdep.h"
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#include "qemu/error-report.h"
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#include "ui/egl-context.h"
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QEMUGLContext qemu_egl_create_context(DisplayGLCtx *dgc,
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                                      QEMUGLParams *params)
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{
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   EGLContext ctx;
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   EGLint ctx_att_core[] = {
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       EGL_CONTEXT_OPENGL_PROFILE_MASK, EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT,
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       EGL_CONTEXT_CLIENT_VERSION, params->major_ver,
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       EGL_CONTEXT_MINOR_VERSION_KHR, params->minor_ver,
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       EGL_NONE
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   };
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   EGLint ctx_att_gles[] = {
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       EGL_CONTEXT_CLIENT_VERSION, params->major_ver,
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       EGL_CONTEXT_MINOR_VERSION_KHR, params->minor_ver,
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       EGL_NONE
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   };
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   bool gles = (qemu_egl_mode == DISPLAYGL_MODE_ES);
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   ctx = eglCreateContext(qemu_egl_display, qemu_egl_config,
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                          eglGetCurrentContext(),
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                          gles ? ctx_att_gles : ctx_att_core);
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   return ctx;
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}
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void qemu_egl_destroy_context(DisplayGLCtx *dgc, QEMUGLContext ctx)
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{
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    eglDestroyContext(qemu_egl_display, ctx);
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}
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int qemu_egl_make_context_current(DisplayGLCtx *dgc,
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                                  QEMUGLContext ctx)
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{
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   if (!eglMakeCurrent(qemu_egl_display,
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                       EGL_NO_SURFACE, EGL_NO_SURFACE, ctx)) {
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        error_report("egl: eglMakeCurrent failed: %s", qemu_egl_get_error_string());
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        return -1;
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   }
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   return 0;
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}
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