diff options
Diffstat (limited to 'opengl/tests/gl_basic')
-rw-r--r-- | opengl/tests/gl_basic/Android.mk | 19 | ||||
-rw-r--r-- | opengl/tests/gl_basic/gl_basic.cpp | 364 |
2 files changed, 0 insertions, 383 deletions
diff --git a/opengl/tests/gl_basic/Android.mk b/opengl/tests/gl_basic/Android.mk deleted file mode 100644 index 46bcc60..0000000 --- a/opengl/tests/gl_basic/Android.mk +++ /dev/null @@ -1,19 +0,0 @@ -LOCAL_PATH:= $(call my-dir) -include $(CLEAR_VARS) - -LOCAL_SRC_FILES:= \ - gl_basic.cpp - -LOCAL_SHARED_LIBRARIES := \ - libcutils \ - libEGL \ - libGLESv1_CM \ - libui - -LOCAL_C_INCLUDES += $(call include-path-for, opengl-tests-includes) - -LOCAL_MODULE:= test-opengl-gl_basic - -LOCAL_MODULE_TAGS := optional - -include $(BUILD_EXECUTABLE) diff --git a/opengl/tests/gl_basic/gl_basic.cpp b/opengl/tests/gl_basic/gl_basic.cpp deleted file mode 100644 index 23ce934..0000000 --- a/opengl/tests/gl_basic/gl_basic.cpp +++ /dev/null @@ -1,364 +0,0 @@ -// Simple OpenGL ES 1.x application showing how to initialize and draw something. - -#include <EGL/egl.h> - -#include <GLES/gl.h> -#include <GLES/glext.h> - -#include <ui/FramebufferNativeWindow.h> -#include "EGLUtils.h" - -#include <stdio.h> - -#include <stdlib.h> -#include <math.h> - -using namespace android; - -EGLDisplay eglDisplay; -EGLSurface eglSurface; -EGLContext eglContext; -GLuint texture; - -#define FIXED_ONE 0x10000 -#define ITERATIONS 50 - -int init_gl_surface(void); -void free_gl_surface(void); -void init_scene(void); -void render(); -void create_texture(void); -int readTimer(void); - -static void printGLString(const char *name, GLenum s) { - const char *v = (const char *) glGetString(s); - fprintf(stderr, "GL %s = %s\n", name, v); -} - -static void gluLookAt(float eyeX, float eyeY, float eyeZ, - float centerX, float centerY, float centerZ, float upX, float upY, - float upZ) -{ - // See the OpenGL GLUT documentation for gluLookAt for a description - // of the algorithm. We implement it in a straightforward way: - - float fx = centerX - eyeX; - float fy = centerY - eyeY; - float fz = centerZ - eyeZ; - - // Normalize f - float rlf = 1.0f / sqrtf(fx*fx + fy*fy + fz*fz); - fx *= rlf; - fy *= rlf; - fz *= rlf; - - // Normalize up - float rlup = 1.0f / sqrtf(upX*upX + upY*upY + upZ*upZ); - upX *= rlup; - upY *= rlup; - upZ *= rlup; - - // compute s = f x up (x means "cross product") - - float sx = fy * upZ - fz * upY; - float sy = fz * upX - fx * upZ; - float sz = fx * upY - fy * upX; - - // compute u = s x f - float ux = sy * fz - sz * fy; - float uy = sz * fx - sx * fz; - float uz = sx * fy - sy * fx; - - float m[16] ; - m[0] = sx; - m[1] = ux; - m[2] = -fx; - m[3] = 0.0f; - - m[4] = sy; - m[5] = uy; - m[6] = -fy; - m[7] = 0.0f; - - m[8] = sz; - m[9] = uz; - m[10] = -fz; - m[11] = 0.0f; - - m[12] = 0.0f; - m[13] = 0.0f; - m[14] = 0.0f; - m[15] = 1.0f; - - glMultMatrixf(m); - glTranslatef(-eyeX, -eyeY, -eyeZ); -} - -void printEGLConfiguration(EGLDisplay dpy, EGLConfig config) { - -#define X(VAL) {VAL, #VAL} - struct {EGLint attribute; const char* name;} names[] = { - X(EGL_BUFFER_SIZE), - X(EGL_ALPHA_SIZE), - X(EGL_BLUE_SIZE), - X(EGL_GREEN_SIZE), - X(EGL_RED_SIZE), - X(EGL_DEPTH_SIZE), - X(EGL_STENCIL_SIZE), - X(EGL_CONFIG_CAVEAT), - X(EGL_CONFIG_ID), - X(EGL_LEVEL), - X(EGL_MAX_PBUFFER_HEIGHT), - X(EGL_MAX_PBUFFER_PIXELS), - X(EGL_MAX_PBUFFER_WIDTH), - X(EGL_NATIVE_RENDERABLE), - X(EGL_NATIVE_VISUAL_ID), - X(EGL_NATIVE_VISUAL_TYPE), - X(EGL_SAMPLES), - X(EGL_SAMPLE_BUFFERS), - X(EGL_SURFACE_TYPE), - X(EGL_TRANSPARENT_TYPE), - X(EGL_TRANSPARENT_RED_VALUE), - X(EGL_TRANSPARENT_GREEN_VALUE), - X(EGL_TRANSPARENT_BLUE_VALUE), - X(EGL_BIND_TO_TEXTURE_RGB), - X(EGL_BIND_TO_TEXTURE_RGBA), - X(EGL_MIN_SWAP_INTERVAL), - X(EGL_MAX_SWAP_INTERVAL), - X(EGL_LUMINANCE_SIZE), - X(EGL_ALPHA_MASK_SIZE), - X(EGL_COLOR_BUFFER_TYPE), - X(EGL_RENDERABLE_TYPE), - X(EGL_CONFORMANT), - }; -#undef X - - for (size_t j = 0; j < sizeof(names) / sizeof(names[0]); j++) { - EGLint value = -1; - EGLint returnVal = eglGetConfigAttrib(dpy, config, names[j].attribute, &value); - EGLint error = eglGetError(); - if (returnVal && error == EGL_SUCCESS) { - printf(" %s: ", names[j].name); - printf("%d (0x%x)", value, value); - } - } - printf("\n"); -} - -static void checkEglError(const char* op, EGLBoolean returnVal = EGL_TRUE) { - if (returnVal != EGL_TRUE) { - fprintf(stderr, "%s() returned %d\n", op, returnVal); - } - - for (EGLint error = eglGetError(); error != EGL_SUCCESS; error - = eglGetError()) { - fprintf(stderr, "after %s() eglError %s (0x%x)\n", op, EGLUtils::strerror(error), - error); - } -} - -int printEGLConfigurations(EGLDisplay dpy) { - EGLint numConfig = 0; - EGLint returnVal = eglGetConfigs(dpy, NULL, 0, &numConfig); - checkEglError("eglGetConfigs", returnVal); - if (!returnVal) { - return false; - } - - printf("Number of EGL configurations: %d\n", numConfig); - - EGLConfig* configs = (EGLConfig*) malloc(sizeof(EGLConfig) * numConfig); - if (! configs) { - printf("Could not allocate configs.\n"); - return false; - } - - returnVal = eglGetConfigs(dpy, configs, numConfig, &numConfig); - checkEglError("eglGetConfigs", returnVal); - if (!returnVal) { - free(configs); - return false; - } - - for(int i = 0; i < numConfig; i++) { - printf("Configuration %d\n", i); - printEGLConfiguration(dpy, configs[i]); - } - - free(configs); - return true; -} - -int main(int argc, char **argv) -{ - int q; - int start, end; - printf("Initializing EGL...\n"); - if(!init_gl_surface()) - { - printf("GL initialisation failed - exiting\n"); - return 0; - } - init_scene(); - create_texture(); - printf("Running...\n"); - while(true) { - render(); - } - free_gl_surface(); - return 0; -} - -int init_gl_surface(void) -{ - EGLint numConfigs = 1; - EGLConfig myConfig = {0}; - EGLint attrib[] = - { - EGL_SURFACE_TYPE, EGL_WINDOW_BIT, - EGL_NONE - }; - - if ( (eglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY)) == EGL_NO_DISPLAY ) - { - printf("eglGetDisplay failed\n"); - return 0; - } - - if ( eglInitialize(eglDisplay, NULL, NULL) != EGL_TRUE ) - { - printf("eglInitialize failed\n"); - return 0; - } - - if (! printEGLConfigurations(eglDisplay)) { - printf("printEGLConfigurations failed.\n"); - return 0; - } - - EGLNativeWindowType window = android_createDisplaySurface(); - EGLUtils::selectConfigForNativeWindow(eglDisplay, attrib, window, &myConfig); - - if ( (eglSurface = eglCreateWindowSurface(eglDisplay, myConfig, - window, 0)) == EGL_NO_SURFACE ) - { - printf("eglCreateWindowSurface failed\n"); - return 0; - } - - if ( (eglContext = eglCreateContext(eglDisplay, myConfig, 0, 0)) == EGL_NO_CONTEXT ) - { - printf("eglCreateContext failed\n"); - return 0; - } - - if ( eglMakeCurrent(eglDisplay, eglSurface, eglSurface, eglContext) != EGL_TRUE ) - { - printf("eglMakeCurrent failed\n"); - return 0; - } - - int w, h; - - eglQuerySurface(eglDisplay, eglSurface, EGL_WIDTH, &w); - checkEglError("eglQuerySurface"); - eglQuerySurface(eglDisplay, eglSurface, EGL_HEIGHT, &h); - checkEglError("eglQuerySurface"); - GLint dim = w < h ? w : h; - - fprintf(stderr, "Window dimensions: %d x %d\n", w, h); - - printGLString("Version", GL_VERSION); - printGLString("Vendor", GL_VENDOR); - printGLString("Renderer", GL_RENDERER); - printGLString("Extensions", GL_EXTENSIONS); - - return 1; -} - -void free_gl_surface(void) -{ - if (eglDisplay != EGL_NO_DISPLAY) - { - eglMakeCurrent( EGL_NO_DISPLAY, EGL_NO_SURFACE, - EGL_NO_SURFACE, EGL_NO_CONTEXT ); - eglDestroyContext( eglDisplay, eglContext ); - eglDestroySurface( eglDisplay, eglSurface ); - eglTerminate( eglDisplay ); - eglDisplay = EGL_NO_DISPLAY; - } -} - -void init_scene(void) -{ - glDisable(GL_DITHER); - glEnable(GL_CULL_FACE); - float ratio = 320.0f / 480.0f; - glViewport(0, 0, 320, 480); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustumf(-ratio, ratio, -1, 1, 1, 10); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - gluLookAt( - 0, 0, 3, // eye - 0, 0, 0, // center - 0, 1, 0); // up - glEnable(GL_TEXTURE_2D); - glEnableClientState(GL_VERTEX_ARRAY); - glEnableClientState(GL_TEXTURE_COORD_ARRAY); -} - -void create_texture(void) -{ - const unsigned int on = 0xff0000ff; - const unsigned int off = 0xffffffff; - const unsigned int pixels[] = - { - on, off, on, off, on, off, on, off, - off, on, off, on, off, on, off, on, - on, off, on, off, on, off, on, off, - off, on, off, on, off, on, off, on, - on, off, on, off, on, off, on, off, - off, on, off, on, off, on, off, on, - on, off, on, off, on, off, on, off, - off, on, off, on, off, on, off, on, - }; - - glGenTextures(1, &texture); - glBindTexture(GL_TEXTURE_2D, texture); - glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, pixels); - glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); -} - -void render() -{ - int i, j; - int quads = 1; - - const GLfloat vertices[] = { - -1, -1, 0, - 1, -1, 0, - 1, 1, 0, - -1, 1, 0 - }; - - const GLfixed texCoords[] = { - 0, 0, - FIXED_ONE, 0, - FIXED_ONE, FIXED_ONE, - 0, FIXED_ONE - }; - - const GLushort indices[] = { 0, 1, 2, 0, 2, 3 }; - - glVertexPointer(3, GL_FLOAT, 0, vertices); - glTexCoordPointer(2, GL_FIXED, 0, texCoords); - glClearColor(1.0, 1.0, 1.0, 1.0); - int nelem = sizeof(indices)/sizeof(indices[0]); - glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT); - glDrawElements(GL_TRIANGLES, nelem, GL_UNSIGNED_SHORT, indices); - eglSwapBuffers(eglDisplay, eglSurface); -} |