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Add eglGetRenderBufferANDROID() extension, which returns the current render buffer as an android_native_buffer_t*

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This commit is contained in:
Mathias Agopian
2009-06-24 22:37:39 -07:00
parent 3a7e1832ac
commit c1e3ec555b
6 changed files with 72 additions and 14 deletions
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16
opengl/include/EGL/eglext.h
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@@ -132,6 +132,20 @@ typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYIMAGEKHRPROC) (EGLDisplay dpy, EGL
#endif
#ifndef EGL_ANDROID_image_native_buffer
#define EGL_ANDROID_image_native_buffer 1
struct android_native_buffer_t;
#define EGL_NATIVE_BUFFER_ANDROID 0x3140 /* eglCreateImageKHR target */
#endif
#ifndef EGL_ANDROID_get_render_buffer
#define EGL_ANDROID_get_render_buffer 1
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLClientBuffer EGLAPIENTRY eglGetRenderBufferANDROID(EGLDisplay dpy, EGLSurface draw);
#endif
typedef EGLClientBuffer (EGLAPIENTRYP PFNEGLGETRENDERBUFFERANDROIDPROC) (EGLDisplay dpy, EGLSurface draw);
#endif
#ifndef EGL_ANDROID_swap_rectangle
#define EGL_ANDROID_swap_rectangle 1
#ifdef EGL_EGLEXT_PROTOTYPES
@@ -141,8 +155,6 @@ typedef EGLBoolean (EGLAPIENTRYP PFNEGLSETSWAPRECTANGLEANDROIDPROC) (EGLDisplay
#endif
#ifdef __cplusplus
}
#endif

6
opengl/include/EGL/eglplatform.h
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@@ -96,12 +96,6 @@ typedef struct android_native_window_t* EGLNativeWindowType;
typedef struct egl_native_pixmap_t* EGLNativePixmapType;
typedef void* EGLNativeDisplayType;
#ifndef EGL_ANDROID_image_native_buffer
#define EGL_ANDROID_image_native_buffer 1
struct android_native_buffer_t;
#define EGL_NATIVE_BUFFER_ANDROID 0x3140 /* eglCreateImageKHR target */
#endif
#else
#error "Platform not recognized"
#endif

1
opengl/libagl/TextureObjectManager.h
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@@ -31,6 +31,7 @@
#include <GLES/gl.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include "Tokenizer.h"
#include "TokenManager.h"

45
opengl/libagl/egl.cpp
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@@ -158,6 +158,7 @@ struct egl_surface_t
virtual EGLint getSwapBehavior() const;
virtual EGLBoolean swapBuffers();
virtual EGLBoolean setSwapRectangle(EGLint l, EGLint t, EGLint w, EGLint h);
virtual EGLClientBuffer getRenderBuffer() const;
protected:
GGLSurface depth;
};
@@ -196,6 +197,9 @@ EGLBoolean egl_surface_t::setSwapRectangle(
{
return EGL_FALSE;
}
EGLClientBuffer egl_surface_t::getRenderBuffer() const {
return 0;
}
// ----------------------------------------------------------------------------
@@ -221,7 +225,8 @@ struct egl_window_surface_v2_t : public egl_surface_t
virtual EGLint getRefreshRate() const;
virtual EGLint getSwapBehavior() const;
virtual EGLBoolean setSwapRectangle(EGLint l, EGLint t, EGLint w, EGLint h);
virtual EGLClientBuffer getRenderBuffer() const;
private:
status_t lock(android_native_buffer_t* buf, int usage, void** vaddr);
status_t unlock(android_native_buffer_t* buf);
@@ -524,18 +529,24 @@ EGLBoolean egl_window_surface_v2_t::setSwapRectangle(
return EGL_TRUE;
}
EGLClientBuffer egl_window_surface_v2_t::getRenderBuffer() const
{
return buffer;
}
#ifdef LIBAGL_USE_GRALLOC_COPYBITS
static bool supportedCopybitsDestinationFormat(int format) {
// Hardware supported and no destination alpha
// Hardware supported
switch (format) {
case HAL_PIXEL_FORMAT_RGB_565:
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
case HAL_PIXEL_FORMAT_YCbCr_420_SP:
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBA_4444:
case HAL_PIXEL_FORMAT_RGBA_5551:
case HAL_PIXEL_FORMAT_BGRA_8888:
return true;
default:
return false;
}
return false;
}
#endif
@@ -778,6 +789,7 @@ static char const * const gExtensionsString =
// "KHR_image_pixmap "
"EGL_ANDROID_image_native_buffer "
"EGL_ANDROID_swap_rectangle "
"EGL_ANDROID_get_render_buffer "
;
// ----------------------------------------------------------------------------
@@ -824,6 +836,14 @@ static const extention_map_t gExtentionMap[] = {
(__eglMustCastToProperFunctionPointerType)&glDeleteBuffers },
{ "glGenBuffers",
(__eglMustCastToProperFunctionPointerType)&glGenBuffers },
{ "eglCreateImageKHR",
(__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR },
{ "eglDestroyImageKHR",
(__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR },
{ "eglSetSwapRectangleANDROID",
(__eglMustCastToProperFunctionPointerType)&eglSetSwapRectangleANDROID },
{ "eglGetRenderBufferANDROID",
(__eglMustCastToProperFunctionPointerType)&eglGetRenderBufferANDROID },
};
/*
@@ -1984,3 +2004,16 @@ EGLBoolean eglSetSwapRectangleANDROID(EGLDisplay dpy, EGLSurface draw,
return EGL_TRUE;
}
EGLClientBuffer eglGetRenderBufferANDROID(EGLDisplay dpy, EGLSurface draw)
{
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
return setError(EGL_BAD_DISPLAY, (EGLClientBuffer)0);
egl_surface_t* d = static_cast<egl_surface_t*>(draw);
if (d->dpy != dpy)
return setError(EGL_BAD_DISPLAY, (EGLClientBuffer)0);
// post the surface
return d->getRenderBuffer();
}

17
opengl/libs/EGL/egl.cpp
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@@ -58,6 +58,7 @@ static char const * const gExtensionString =
"EGL_KHR_image_pixmap "
"EGL_ANDROID_image_native_buffer "
"EGL_ANDROID_swap_rectangle "
"EGL_ANDROID_get_render_buffer "
;
// ----------------------------------------------------------------------------
@@ -303,6 +304,10 @@ static const extention_map_t gExtentionMap[] = {
(__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR },
{ "eglDestroyImageKHR",
(__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR },
{ "eglSetSwapRectangleANDROID",
(__eglMustCastToProperFunctionPointerType)&eglSetSwapRectangleANDROID },
{ "eglGetRenderBufferANDROID",
(__eglMustCastToProperFunctionPointerType)&eglGetRenderBufferANDROID },
};
static extention_map_t gGLExtentionMap[MAX_NUMBER_OF_GL_EXTENSIONS];
@@ -1484,3 +1489,15 @@ EGLBoolean eglSetSwapRectangleANDROID(EGLDisplay dpy, EGLSurface draw,
return EGL_FALSE;
}
EGLClientBuffer eglGetRenderBufferANDROID(EGLDisplay dpy, EGLSurface draw)
{
if (!validate_display_surface(dpy, draw))
return 0;
egl_display_t const * const dp = get_display(dpy);
egl_surface_t const * const s = get_surface(draw);
if (s->cnx->hooks->egl.eglGetRenderBufferANDROID) {
return s->cnx->hooks->egl.eglGetRenderBufferANDROID(dp->dpys[s->impl],
s->surface);
}
return 0;
}

1
opengl/libs/EGL/egl_entries.in
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@@ -54,3 +54,4 @@ EGL_ENTRY(EGLBoolean, eglDestroyImageKHR, EGLDisplay, EGLImageKHR)
/* ANDROID extensions */
EGL_ENTRY(EGLBoolean, eglSetSwapRectangleANDROID, EGLDisplay, EGLSurface, EGLint, EGLint, EGLint, EGLint)
EGL_ENTRY(EGLClientBuffer, eglGetRenderBufferANDROID, EGLDisplay, EGLSurface)