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am 8066f12a: Merge "opengles emulator: code cleanup removing dead code"

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* commit '8066f12a07b050809c62fda1bdae5296e81a4c11':
  opengles emulator: code cleanup removing dead code
This commit is contained in:
David Turner
2011-08-16 06:53:37 -07:00
committed by Android Git Automerger
parent ca84c2cf37 8066f12a07
commit 11064844ee
5 changed files with 36 additions and 149 deletions
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85
tools/emulator/opengl/host/libs/libOpenglRender/FBConfig.cpp
View File

@@ -87,88 +87,22 @@ InitConfigStatus FBConfig::initConfigList(FrameBuffer *fb)
s_egl.eglGetConfigs(dpy, configs, nConfigs, &nConfigs);
//
// Find number of usable configs which support pbuffer rendering
// for each ES and ES2 as well as number of configs supporting
// EGL_BIND_TO_TEXTURE_RGBA for each of ES and ES2.
// copy the config attributes, filter out
// configs we do not want to support.
//
const int GL = 0;
const int GL1 = 1;
const int GL2 = 2;
int numPbuf[3] = {0, 0, 0};
int numBindToTexture[3] = {0, 0, 0};
for (int i=0; i<nConfigs; i++) {
GLint depthSize, stencilSize;
GLint renderType, surfaceType;
GLint bindToTexture;
s_egl.eglGetConfigAttrib(dpy, configs[i], EGL_DEPTH_SIZE, &depthSize);
s_egl.eglGetConfigAttrib(dpy, configs[i], EGL_STENCIL_SIZE, &stencilSize);
s_egl.eglGetConfigAttrib(dpy, configs[i], EGL_RENDERABLE_TYPE, &renderType);
s_egl.eglGetConfigAttrib(dpy, configs[i], EGL_SURFACE_TYPE, &surfaceType);
if (depthSize > 0 && stencilSize > 0 &&
(surfaceType & EGL_PBUFFER_BIT) != 0) {
numPbuf[GL]++;
if ((renderType & EGL_OPENGL_ES_BIT) != 0) {
numPbuf[GL1]++;
}
if ((renderType & EGL_OPENGL_ES2_BIT) != 0) {
numPbuf[GL2]++;
}
s_egl.eglGetConfigAttrib(dpy, configs[i],
EGL_BIND_TO_TEXTURE_RGBA, &bindToTexture);
if (bindToTexture) {
numBindToTexture[GL]++;
if ((renderType & EGL_OPENGL_ES_BIT) != 0) {
numBindToTexture[GL1]++;
}
if ((renderType & EGL_OPENGL_ES2_BIT) != 0) {
numBindToTexture[GL2]++;
}
}
}
}
bool useOnlyPbuf = false;
bool useOnlyBindToTexture = false;
int numConfigs = nConfigs;
if ( numPbuf[GL1] > 0 &&
(!caps.hasGL2 || numPbuf[GL2] > 0)) {
useOnlyPbuf = true;
numConfigs = numPbuf[GL];
}
if (useOnlyPbuf &&
!(caps.has_eglimage_texture_2d &&
caps.has_eglimage_renderbuffer) &&
numBindToTexture[GL1] > 0 &&
(!caps.hasGL2 || numBindToTexture[GL2] > 0)) {
useOnlyBindToTexture = true;
numConfigs = numBindToTexture[GL];
ret = INIT_CONFIG_HAS_BIND_TO_TEXTURE;
}
else {
ret = INIT_CONFIG_PASSED;
}
int j = 0;
s_fbConfigs = new FBConfig*[nConfigs];
for (int i=0; i<nConfigs; i++) {
if (useOnlyBindToTexture) {
EGLint bindToTexture;
s_egl.eglGetConfigAttrib(dpy, configs[i],
EGL_BIND_TO_TEXTURE_RGBA, &bindToTexture);
if (!bindToTexture) continue;
}
else if (useOnlyPbuf) {
//
// filter out configs which does not support pbuffers.
// we only support pbuffer configs since we use a pbuffer
// handle to bind a guest created window object.
//
EGLint surfaceType;
s_egl.eglGetConfigAttrib(dpy, configs[i],
EGL_SURFACE_TYPE, &surfaceType);
if (!(surfaceType & EGL_PBUFFER_BIT)) continue;
}
//
// Filter out not RGB configs
@@ -184,7 +118,8 @@ InitConfigStatus FBConfig::initConfigList(FrameBuffer *fb)
s_numConfigs = j;
delete[] configs;
return ret;
return s_numConfigs > 0 ? INIT_CONFIG_PASSED : INIT_CONFIG_FAILED;
}
const FBConfig *FBConfig::get(int p_config)

3
tools/emulator/opengl/host/libs/libOpenglRender/FBConfig.h
View File

@@ -23,8 +23,7 @@ class FrameBuffer;
enum InitConfigStatus {
INIT_CONFIG_FAILED = 0,
INIT_CONFIG_PASSED = 1,
INIT_CONFIG_HAS_BIND_TO_TEXTURE = 2
INIT_CONFIG_PASSED = 1
};
class FBConfig

19
tools/emulator/opengl/host/libs/libOpenglRender/FrameBuffer.cpp
View File

@@ -275,6 +275,18 @@ bool FrameBuffer::initialize(int width, int height)
fb->m_caps.has_eglimage_renderbuffer = false;
}
//
// Fail initialization if not all of the following extensions
// exist:
// EGL_KHR_gl_texture_2d_image
// GL_OES_EGL_IMAGE (by both GLES implementations [1 and 2])
//
if (!fb->m_caps.has_eglimage_texture_2d) {
ERR("Failed: Missing egl_image related extension(s)\n");
delete fb;
return false;
}
//
// Initialize set of configs
//
@@ -316,13 +328,6 @@ bool FrameBuffer::initialize(int width, int height)
fb->m_caps.hasGL2 = false;
}
//
// update Pbuffer bind to texture capability based on configs
//
fb->m_caps.has_BindToTexture =
(configStatus == INIT_CONFIG_HAS_BIND_TO_TEXTURE);
//
// Initialize some GL state
//

1
tools/emulator/opengl/host/libs/libOpenglRender/FrameBuffer.h
View File

@@ -35,7 +35,6 @@ struct FrameBufferCaps
bool hasGL2;
bool has_eglimage_texture_2d;
bool has_eglimage_renderbuffer;
bool has_BindToTexture;
EGLint eglMajor;
EGLint eglMinor;
};

61
tools/emulator/opengl/host/libs/libOpenglRender/WindowSurface.cpp
View File

@@ -35,9 +35,7 @@ WindowSurface::WindowSurface() :
m_width(0),
m_height(0),
m_pbufWidth(0),
m_pbufHeight(0),
m_useEGLImage(false),
m_useBindToTexture(false)
m_pbufHeight(0)
{
}
@@ -64,34 +62,13 @@ WindowSurface *WindowSurface::create(int p_config, int p_width, int p_height)
const FrameBufferCaps &caps = fb->getCaps();
//
// We can use eglimage and prevent copies if:
// GL_KHR_gl_texture_2D_image is present.
// and either there is no need for depth or stencil buffer
// or GL_KHR_gl_renderbuffer_image present.
// Create a pbuffer to be used as the egl surface
// for that window.
//
#if 0
//XXX: This path should be implemented
win->m_useEGLImage =
(caps.has_eglimage_texture_2d &&
(caps.has_eglimage_renderbuffer ||
(fbconf->getDepthSize() + fbconf->getStencilSize() == 0)) );
#else
win->m_useEGLImage = false;
#endif
if (win->m_useEGLImage) {
}
else if (0 != (fbconf->getSurfaceType() & EGL_PBUFFER_BIT)) {
if (!win->resizePbuffer(p_width, p_height)) {
delete win;
return NULL;
}
}
else {
// no EGLImage support and not Pbuffer support - fail
delete win;
return NULL;
}
win->m_width = p_width;
win->m_height = p_height;
@@ -108,22 +85,10 @@ void WindowSurface::flushColorBuffer()
{
if (m_attachedColorBuffer.Ptr() != NULL) {
if (!m_useEGLImage) {
bool copied = false;
if (m_useBindToTexture) {
copied = m_attachedColorBuffer->blitFromPbuffer(m_eglSurface);
}
if (!copied) {
//copyToColorBuffer();
blitToColorBuffer();
}
}
else {
//TODO: EGLImage
}
}
}
//
// setColorBuffer - this function is called when a new color buffer needs to
@@ -175,9 +140,6 @@ void WindowSurface::bind(RenderContextPtr p_ctx, SurfaceBindType p_bindType)
return; // bad param
}
if (m_useEGLImage) {
// XXX: should be implemented
}
}
void WindowSurface::copyToColorBuffer()
@@ -323,27 +285,14 @@ bool WindowSurface::resizePbuffer(unsigned int p_width, unsigned int p_height)
const FrameBufferCaps &caps = fb->getCaps();
//
// Create pbuffer surface, if possible
// set it such that it will be able to be bound to a texture
// later to prevent readback.
// Create pbuffer surface.
//
EGLint pbufAttribs[12];
EGLint pbufAttribs[5];
pbufAttribs[0] = EGL_WIDTH;
pbufAttribs[1] = p_width;
pbufAttribs[2] = EGL_HEIGHT;
pbufAttribs[3] = p_height;
if (caps.has_BindToTexture) {
pbufAttribs[4] = EGL_TEXTURE_FORMAT;
pbufAttribs[5] = EGL_TEXTURE_RGBA;
pbufAttribs[6] = EGL_TEXTURE_TARGET;
pbufAttribs[7] = EGL_TEXTURE_2D;
pbufAttribs[8] = EGL_NONE;
m_useBindToTexture = true;
}
else {
pbufAttribs[4] = EGL_NONE;
}
m_eglSurface = s_egl.eglCreatePbufferSurface(fb->getDisplay(),
m_fbconf->getEGLConfig(),