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Commit cf73e1fd authored by Mathias Agopian's avatar Mathias Agopian Committed by Android Git Automerger
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am f31510a2: Add a test that checks multi-texturing works with GL_TEXTURE_EXTERNAL_OES 

* commit 'f31510a2':
  Add a test that checks multi-texturing works with GL_TEXTURE_EXTERNAL_OES
parents eb3610e4 f31510a2

libs/gui/tests/Android.mk

+1 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ LOCAL_SRC_FILES := \ 


LOCAL_SHARED_LIBRARIES := \

	libEGL \

	libGLESv1_CM \

	libGLESv2 \

	libbinder \

	libcutils \

libs/gui/tests/SurfaceTexture_test.cpp

+105 −0
Original line number Diff line number Diff line
@@ -29,10 +29,14 @@ 


#include <EGL/egl.h>

#include <EGL/eglext.h>

#include <GLES/gl.h>

#include <GLES/glext.h>

#include <GLES2/gl2.h>

#include <GLES2/gl2ext.h>



#include <ui/FramebufferNativeWindow.h>

#include <utils/UniquePtr.h>

#include <android/native_window.h>



namespace android {
@@ -375,6 +379,107 @@ static int abs(int value) { 


// XXX: Code above this point should live elsewhere



class MultiTextureConsumerTest : public GLTest {

protected:

    enum { TEX_ID = 123 };



    virtual void SetUp() {

        GLTest::SetUp();

        mGlConsumer = new GLConsumer(TEX_ID);

        mSurface = new Surface(mGlConsumer->getBufferQueue());

        mANW = mSurface.get();



    }

    virtual void TearDown() {

        GLTest::TearDown();

    }

    virtual EGLint const* getContextAttribs() {

        return NULL;

    }

    virtual EGLint const* getConfigAttribs() {

        static EGLint sDefaultConfigAttribs[] = {

            EGL_SURFACE_TYPE, EGL_PBUFFER_BIT,

            EGL_RED_SIZE, 8,

            EGL_GREEN_SIZE, 8,

            EGL_BLUE_SIZE, 8,

            EGL_ALPHA_SIZE, 8,

            EGL_NONE };



        return sDefaultConfigAttribs;

    }

    sp<GLConsumer> mGlConsumer;

    sp<Surface> mSurface;

    ANativeWindow* mANW;

};





TEST_F(MultiTextureConsumerTest, EGLImageTargetWorks) {

    ANativeWindow_Buffer buffer;



    ASSERT_EQ(native_window_set_usage(mANW, GRALLOC_USAGE_SW_WRITE_OFTEN), NO_ERROR);

    ASSERT_EQ(native_window_set_buffers_format(mANW, HAL_PIXEL_FORMAT_RGBA_8888), NO_ERROR);



    glShadeModel(GL_FLAT);

    glDisable(GL_DITHER);

    glDisable(GL_CULL_FACE);

    glViewport(0, 0, getSurfaceWidth(), getSurfaceHeight());

    glOrthof(0, getSurfaceWidth(), 0, getSurfaceHeight(), 0, 1);

    glEnableClientState(GL_VERTEX_ARRAY);

    glColor4f(1, 1, 1, 1);



    glBindTexture(GL_TEXTURE_EXTERNAL_OES, TEX_ID);

    glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);

    glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);

    glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_NEAREST);

    glTexParameterx(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_NEAREST);



    uint32_t texel = 0x80808080;

    glBindTexture(GL_TEXTURE_2D, TEX_ID+1);

    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, &texel);

    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);

    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);

    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);

    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);



    glActiveTexture(GL_TEXTURE1);

    glBindTexture(GL_TEXTURE_2D, TEX_ID+1);

    glEnable(GL_TEXTURE_2D);

    glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);



    glActiveTexture(GL_TEXTURE0);

    glBindTexture(GL_TEXTURE_EXTERNAL_OES, TEX_ID);

    glEnable(GL_TEXTURE_EXTERNAL_OES);

    glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);



    glClear(GL_COLOR_BUFFER_BIT);

    for (int i=0 ; i<8 ; i++) {

        mSurface->lock(&buffer, NULL);

        memset(buffer.bits, (i&7) * 0x20, buffer.stride * buffer.height * 4);

        mSurface->unlockAndPost();



        mGlConsumer->updateTexImage();



        GLfloat vertices[][2] = { {i*16.0f, 0}, {(i+1)*16.0f, 0}, {(i+1)*16.0f, 16.0f}, {i*16.0f, 16.0f} };

        glVertexPointer(2, GL_FLOAT, 0, vertices);

        glDrawArrays(GL_TRIANGLE_FAN, 0, 4);



        ASSERT_EQ( glGetError(), GL_NO_ERROR );

    }

    ASSERT_TRUE( eglSwapBuffers(mEglDisplay, mEglSurface) );



    uint32_t* pixels = new uint32_t[8*16*16];

    glReadPixels(0, 0, 8*16, 16, GL_RGBA, GL_UNSIGNED_BYTE, pixels);



    for (int i=0 ; i<8 ; i++) {

        uint32_t p = pixels[i*16 + 8 + 8*(8*16)]; // center of each square

        EXPECT_EQ(p, (i&7) * 0x10101010);

    }



    delete [] pixels;

}







class SurfaceTextureGLTest : public GLTest {

protected:

    enum { TEX_ID = 123 };