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Fix texture sharing between GPUs

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Bastien
2018-09-22 14:54:39 +02:00
parent db8564e12b
commit b1febba24e
5 changed files with 30 additions and 10 deletions
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23
examples/opengl/main.c
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@@ -171,19 +171,34 @@ int main(int argc, char** argv)
GLuint list = gen_cubes();
int eye_w = hmd_w/2*OVERSAMPLE_SCALE;
int eye_h = hmd_h*OVERSAMPLE_SCALE;
EGLint imageAttribs[] = {
EGL_WIDTH, eye_w,
EGL_HEIGHT, eye_h,
EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA,
EGL_DRM_BUFFER_USE_MESA, EGL_DRM_BUFFER_USE_SHARE_MESA,
EGL_NONE
};
PFNEGLCREATEDRMIMAGEMESAPROC eglCreateDRMImage = (PFNEGLCREATEDRMIMAGEMESAPROC) eglGetProcAddress("eglCreateDRMImageMESA");
EGLImage left_image = eglCreateDRMImage(gl.egl_display, imageAttribs);
EGLImage right_image = eglCreateDRMImage(gl.egl_display, imageAttribs);
GLuint left_color_tex = 0, left_depth_tex = 0, left_fbo = 0;
create_fbo(eye_w, eye_h, &left_fbo, &left_color_tex, &left_depth_tex);
create_fbo(eye_w, eye_h, &left_fbo, &left_color_tex, &left_depth_tex, left_image);
GLuint right_color_tex = 0, right_depth_tex = 0, right_fbo = 0;
create_fbo(eye_w, eye_h, &right_fbo, &right_color_tex, &right_depth_tex);
create_fbo(eye_w, eye_h, &right_fbo, &right_color_tex, &right_depth_tex, right_image);
PFNEGLEXPORTDMABUFIMAGEMESAPROC eglExportDMABUFImage = (PFNEGLEXPORTDMABUFIMAGEMESAPROC) eglGetProcAddress("eglExportDMABUFImageMESA");
PFNEGLEXPORTDMABUFIMAGEQUERYMESAPROC eglExportDMABUFImageQuery = (PFNEGLEXPORTDMABUFIMAGEQUERYMESAPROC) eglGetProcAddress("eglExportDMABUFImageQueryMESA");
#if 1
EGLImage left_image = eglCreateImage(gl.egl_display, gl.egl_context, EGL_GL_TEXTURE_2D, (EGLClientBuffer)(left_color_tex), NULL);
//EGLImage left_image = eglCreateImage(gl.egl_display, gl.egl_context, EGL_GL_TEXTURE_2D, (EGLClientBuffer)(left_color_tex), NULL);
dma_texture_params left_texture_params;
left_texture_params.width = eye_w;
@@ -193,7 +208,7 @@ int main(int argc, char** argv)
#endif // 0
#if 1
EGLImage right_image = eglCreateImage(gl.egl_display, gl.egl_context, EGL_GL_TEXTURE_2D, (EGLClientBuffer)(right_color_tex), NULL);
//EGLImage right_image = eglCreateImage(gl.egl_display, gl.egl_context, EGL_GL_TEXTURE_2D, (EGLClientBuffer)(right_color_tex), NULL);
dma_texture_params right_texture_params;
right_texture_params.width = eye_w;