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OpenXR - Initial work on Vulkan support

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This commit is contained in:
Lubos
2022-09-13 01:39:44 +02:00
parent c6ff56d4a3
commit fea2ace548
7 changed files with 80 additions and 76 deletions
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Common/VR/VRFramebuffer.cpp
+24 -2
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@@ -9,8 +9,6 @@
#include <pthread.h>
#include <sys/prctl.h>
#include <assert.h>
#include <GLES3/gl3.h>
#include <GLES3/gl3ext.h>
double FromXrTime(const XrTime time) {
return (time * 1e-9);
@@ -178,6 +176,15 @@ void ovrFramebuffer_Acquire(ovrFramebuffer* frameBuffer) {
waitInfo.timeout * (1E-9));
}
frameBuffer->Acquired = res == XR_SUCCESS;
ovrFramebuffer_SetCurrent(frameBuffer);
GL(glEnable( GL_SCISSOR_TEST ));
GL(glViewport( 0, 0, frameBuffer->Width, frameBuffer->Height ));
GL(glClearColor( 0.0f, 0.0f, 0.0f, 1.0f ));
GL(glScissor( 0, 0, frameBuffer->Width, frameBuffer->Height ));
GL(glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ));
GL(glScissor( 0, 0, 0, 0 ));
GL(glDisable( GL_SCISSOR_TEST ));
}
void ovrFramebuffer_Release(ovrFramebuffer* frameBuffer) {
@@ -185,6 +192,12 @@ void ovrFramebuffer_Release(ovrFramebuffer* frameBuffer) {
XrSwapchainImageReleaseInfo releaseInfo = {XR_TYPE_SWAPCHAIN_IMAGE_RELEASE_INFO, NULL};
OXR(xrReleaseSwapchainImage(frameBuffer->ColorSwapChain.Handle, &releaseInfo));
frameBuffer->Acquired = false;
// Clear the alpha channel, other way OpenXR would not transfer the framebuffer fully
GL(glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE));
GL(glClearColor(0.0f, 0.0f, 0.0f, 1.0f));
GL(glClear(GL_COLOR_BUFFER_BIT));
GL(glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE));
}
}
@@ -217,6 +230,15 @@ void ovrRenderer_Destroy(ovrRenderer* renderer) {
}
}
void ovrRenderer_MouseCursor(ovrRenderer* renderer, int x, int y, int size) {
GL(glEnable(GL_SCISSOR_TEST));
GL(glScissor(x, y, size, size));
GL(glViewport(x, y, size, size));
GL(glClearColor(1.0f, 1.0f, 1.0f, 1.0f));
GL(glClear(GL_COLOR_BUFFER_BIT));
GL(glDisable(GL_SCISSOR_TEST));
}
/*
================================================================================