bool RenderDetails_render(
Context * context,
RenderDetails * details,
BitmapBgra * source,
BitmapBgra * canvas)
{
bool destroy_source = false;
Renderer * r = Renderer_create(context, source, canvas, details);
if (r == NULL) {
CONTEXT_add_to_callstack (context);
if (destroy_source) {
BitmapBgra_destroy(context, source);
}
return false;
}
r->destroy_details = false;
r->destroy_source = destroy_source;
bool result = Renderer_perform_render(context, r);
if (!result) {
CONTEXT_add_to_callstack (context);
}
Renderer_destroy(context, r);
return result;
}
void Tetris_destroy(Tetris *tetris)
{
Renderer_destroy(tetris->renderer);
Block_destroy(tetris->current_block);
Block_destroy(tetris->ghost_block);
free(tetris);
cleanup_screen();
}
bool RenderDetails_render_in_place(
Context * context,
RenderDetails * details,
BitmapBgra * edit_in_place)
{
Renderer * r = Renderer_create_in_place(context, edit_in_place, details);
if (r == NULL) {
CONTEXT_add_to_callstack (context);
return false;
}
r->destroy_details = false;
r->destroy_source = false;
bool result = Renderer_perform_render(context, r);
if (!result) {
CONTEXT_add_to_callstack (context);
}
Renderer_destroy(context, r);
return result;
}
bool Renderer_init() {
check( !renderer, "Renderer already created!\n" );
renderer = byte_alloc( sizeof( Renderer ) );
check_mem( renderer );
// initial number of 10 vaos and 100 meshes
MeshArray_init( &renderer->mMeshes, 10 );
ShaderArray_init( &renderer->mShaders, 10 );
TextureArray_init( &renderer->mTextures, 10 );
FontArray_init( &renderer->mFonts, 10 );
SpritesArray_init( &renderer->sprites, 50 );
StaticsArray_init( &renderer->statics, 50 );
renderer->mCurrentMesh = -1;
renderer->mCurrentShader = -1;
renderer->mCurrentTexture[0] = -1;
renderer->mCurrentTexture[1] = -1;
renderer->mCurrentTextureTarget = 0;
renderer->mVao = -1;
// GLEW/GLDL initialisation
#ifdef USE_GLDL
int noerr = gldlInit();
check( noerr, "Failed to initialize GLDL!\n" );
log_info( "GLDL successfully initialized!\n" );
#else
glewExperimental = 1;
GLenum glerr = glewInit();
// remove GLEW error cause of Core profile
glGetError();
check( GLEW_OK == glerr, "GLEW Error : %s\n", glewGetErrorString( glerr ) );
log_info( "GLEW v%s successfully initialized!\n", glewGetString( GLEW_VERSION ) );
#endif
// GL Version
int majV, minV;
glGetIntegerv( GL_MAJOR_VERSION, &majV );
glGetIntegerv( GL_MINOR_VERSION, &minV );
log_info( "OpenGL %d.%d\n", majV, minV );
log_info( "GLSL %s\n", glGetString( GL_SHADING_LANGUAGE_VERSION ) );
log_info( "Hardware : %s - %s\n", glGetString( GL_VENDOR ), glGetString( GL_RENDERER ) );
// GL state initialisations
//glHint( GL_GENERATE_MIPMAP_HINT, GL_NICEST );
glEnable( GL_DEPTH_TEST );
glDepthFunc( GL_LEQUAL );
glEnable( GL_CULL_FACE );
glCullFace( GL_BACK );
glFrontFace( GL_CCW );
// enable alpha blend
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
glClearColor( 0.f, 0.f, 0.f, 0.f );
// clear init gl errors
CheckGLError();
log_info( "Renderer successfully initialized!\n" );
return true;
error:
Renderer_destroy();
return false;
}
