bastien/Linux-VR-Compositor-Dev
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Cleaning

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Bastien
2018-09-23 16:45:52 +02:00
parent 9c58365522
commit 4b7b054841
1 changed files with 27 additions and 17 deletions
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44
src/swapChain.c
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@@ -23,19 +23,27 @@ typedef struct
int offset;
int fourcc;
int numplanes;
unsigned long int modifiers;
EGLuint64KHR modifiers;
} dma_texture_params;
bool lvrcInitSwapChain(struct lvrcInstance * instance, unsigned int width, unsigned int height, GLuint * textures)
{
Instance * internalInstance = (Instance*)instance;
if (!internalInstance->user_context)
if (!internalInstance->user_context || !internalInstance->vr_context)
{
return false;
}
eglMakeCurrent(internalInstance->user_display, internalInstance->user_surface, internalInstance->user_surface, internalInstance->user_context);
EGLDisplay old_display = eglGetCurrentDisplay();
EGLSurface old_surface_draw = eglGetCurrentSurface(EGL_DRAW);
EGLSurface old_surface_read = eglGetCurrentSurface(EGL_READ);
EGLContext old_context = eglGetCurrentContext();
if (old_context != internalInstance->user_context)
{
eglMakeCurrent(internalInstance->user_display, EGL_NO_SURFACE, EGL_NO_SURFACE, internalInstance->user_context);
}
EGLint imageAttribs[] =
{
@@ -67,6 +75,12 @@ bool lvrcInitSwapChain(struct lvrcInstance * instance, unsigned int width, unsig
return false;
}
dma_texture_params left_texture_params;
left_texture_params.width = width;
left_texture_params.height = height;
eglExportDMABUFImageQuery(internalInstance->user_display, left_image, &left_texture_params.fourcc, &left_texture_params.numplanes, &left_texture_params.modifiers);
eglExportDMABUFImage(internalInstance->user_display, left_image, &left_texture_params.fd, &left_texture_params.stride, &left_texture_params.offset);
//
// Create and export right image
//
@@ -78,6 +92,12 @@ bool lvrcInitSwapChain(struct lvrcInstance * instance, unsigned int width, unsig
return false;
}
dma_texture_params right_texture_params;
right_texture_params.width = width;
right_texture_params.height = height;
eglExportDMABUFImageQuery(internalInstance->user_display, right_image, &right_texture_params.fourcc, &right_texture_params.numplanes, &right_texture_params.modifiers);
eglExportDMABUFImage(internalInstance->user_display, right_image, &right_texture_params.fd, &right_texture_params.stride, &right_texture_params.offset);
//
// Import textures in user context
//
@@ -106,23 +126,11 @@ bool lvrcInitSwapChain(struct lvrcInstance * instance, unsigned int width, unsig
glBindTexture(GL_TEXTURE_2D, 0);
dma_texture_params left_texture_params;
left_texture_params.width = width;
left_texture_params.height = height;
eglExportDMABUFImageQuery(internalInstance->user_display, left_image, &left_texture_params.fourcc, &left_texture_params.numplanes, &left_texture_params.modifiers);
eglExportDMABUFImage(internalInstance->user_display, left_image, &left_texture_params.fd, &left_texture_params.stride, &left_texture_params.offset);
dma_texture_params right_texture_params;
right_texture_params.width = width;
right_texture_params.height = height;
eglExportDMABUFImageQuery(internalInstance->user_display, right_image, &right_texture_params.fourcc, &right_texture_params.numplanes, &right_texture_params.modifiers);
eglExportDMABUFImage(internalInstance->user_display, right_image, &right_texture_params.fd, &right_texture_params.stride, &right_texture_params.offset);
//
// Import textures in VR context
//
eglMakeCurrent(internalInstance->vr_display, internalInstance->vr_surface, internalInstance->vr_surface, internalInstance->vr_context);
eglMakeCurrent(internalInstance->vr_display, EGL_NO_SURFACE, EGL_NO_SURFACE, internalInstance->vr_context);
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2D_VR = (PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) eglGetProcAddress ("glEGLImageTargetTexture2DOES");
@@ -186,7 +194,9 @@ bool lvrcInitSwapChain(struct lvrcInstance * instance, unsigned int width, unsig
glBindTexture(GL_TEXTURE_2D, 0);
eglMakeCurrent(internalInstance->user_display, internalInstance->user_surface, internalInstance->user_surface, internalInstance->user_context);
//
// Restore context
eglMakeCurrent(old_display, old_surface_draw, old_surface_read, old_context);
return true;
}