void XFileLoader::ReadData<glm::mat4>(istream& s, glm::mat4& d)
{
float elems[16];
ReadArray(s, elems, elems + 16);
d = make_mat4(elems);
SkipToken(s, XFileToken::Semicolon);
}
TEST_F(Mat4fTest, OperatorMultiplyMat4f)
{
for (int i = 0; i < RANDOM_ITERATION_COUNT; i++)
{
float* rnd = createRandomMat4f();
float* rnd3 = createRandomMat4f();
float rnd2 = createRandomF();
Mat4f m(rnd);
mat4 glm_m = make_mat4(rnd);
Mat4f m2(rnd3);
mat4 glm_m2 = make_mat4(rnd3);
m = m * m2;
glm_m = glm_m * glm_m2;
cmpMat4f(value_ptr(glm_m), m);
delete[] rnd;
}
}
draw_obj make_draw_field(material_t _material) {
draw_obj ret;
ret.mat_m = make_mat4();
id_mat4(ret.mat_m);
ret.mode = GL_QUADS;
ret.vbo = field_vbo;
ret.ibo = NULL;
ret.count = field_w * field_h * 4 * 6;
ret.material = _material;
ret.free_mat_m = 0;
ret.free_ibo = 0;
return ret;
}
TEST_F(Mat4fTest, MethodCreateTranspose)
{
for (int i = 0; i < RANDOM_ITERATION_COUNT; i++)
{
float* rnd = createRandomMat4f();
Mat4f rnd_m(rnd);
mat4 rnd_glm_m = make_mat4(rnd);
rnd_m = Mat4f::createTranspose(rnd_m);
rnd_glm_m = glm::transpose(rnd_glm_m);
cmpMat4f(value_ptr(rnd_glm_m), rnd_m);
delete[] rnd;
}
}
TEST_F(Mat4fTest, OperatorMultiplyVec4f)
{
for (int i = 0; i < RANDOM_ITERATION_COUNT; i++)
{
float* rnd = createRandomMat4f();
float* rnd2 = createRandomVec4f();
Mat4f m(rnd);
mat4 glm_m = make_mat4(rnd);
Vec4f v(rnd2);
vec4 glm_v = make_vec4(rnd2);
v = m * v;
glm_v = glm_m * glm_v;
cmpVec4f(value_ptr(glm_v), v);
delete[] rnd;
}
}
draw_obj make_draw_subfield(int x1, int y1, int x2, int y2, material_t _material) {
draw_obj ret;
ret.mat_m = make_mat4();
id_mat4(ret.mat_m);
ret.mode = GL_QUADS;
ret.vbo = field_vbo;
ret.ibo = malloc((x2 - x1) * (y2 - y1) * 4 * 6 * sizeof(unsigned int));
int idx = 0;
for (int i = x1; i < x2; ++i) {
for (int j = y1; j < y2; ++j) {
for (int k = 0; k < 4 * 6; ++k) {
((unsigned int *) ret.ibo)[idx++] = 4 * 6 * (i * field_h + j) + k;
}
}
}
ret.count = (x2 - x1) * (y2 - y1) * 4 * 6;
ret.material = _material;
ret.free_mat_m = 0;
ret.free_ibo = 0;
return ret;
}
void Display::draw()
{
std::vector<Particle*> particles = theFluid->getParticles();
int w = camera->getWidth();
int h = camera->getHeight();
//BEGIN render from light
glUseProgram(shadowShaderProgram);
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
// Clear previous frame values
glClear( GL_DEPTH_BUFFER_BIT);
//Disable color rendering, we only want to write to the Z-Buffer
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
glCullFace( GL_FRONT );
camera->setViewport(SHADOW_MAP_SIZE, SHADOW_MAP_SIZE);
glViewport(0,0,SHADOW_MAP_SIZE,SHADOW_MAP_SIZE);
vec3 pos = camera->getPos();
camera->setPos( vec3( lightPos.x, lightPos.y, lightPos.z ) );
mat4 cmat = camera->getMat4();
glUniformMatrix4fv(u_shadowProjMatrixLocation, 1, GL_FALSE, &cmat[0][0]);
if( pos.y > 0 )
world->draw( shadowPositionLocation, colorLocation, normalLocation, u_shadowModelMatrixLocation );
//TODO: draw particles
World::Shape * particle = new World::Cube();
for (unsigned int i = 0; i < particles.size(); i++)
{
int pidx = particles.at( i )->getIndex();
if( flags & pidx )
{
particle->clearMat();
particle->translate(particles.at(i)->getPosition());
particle->scale( vec3( 0.04 ) );
particle->draw( shadowPositionLocation, colorLocation, normalLocation, u_shadowModelMatrixLocation );
}
}
//END render from light
//BEGIN render from camera
glUseProgram(shaderProgram);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glUniform1i( u_shadowMapLocation, 7 );
glActiveTexture(GL_TEXTURE7);
glBindTexture(GL_TEXTURE_2D,depthTexture);
float bias[16] = { 0.5, 0.0, 0.0, 0.0,
0.0, 0.5, 0.0, 0.0,
0.0, 0.0, 0.5, 0.0,
0.5, 0.5, 0.5, 1.0 };
mat4 cameraMatrix = make_mat4( bias ) * cmat;
glUniformMatrix4fv(u_shadowBiasMatrixLocation, 1, GL_FALSE, &cameraMatrix[0][0]);
camera->setViewport(w, h);
camera->setPos( pos );
glViewport(0,0,w,h);
glCullFace( GL_BACK );
if( pos.y > 0 )
world->draw( positionLocation, colorLocation, normalLocation, u_modelMatrixLocation );
//TODO: draw particles
vec3 red( 1,0,0 );
vec3 blue( 0,0,1 );
for (unsigned int i = 0; i < particles.size(); i++)
{
int pidx = particles.at( i )->getIndex();
if( flags & pidx )
{
particle->clearMat();
particle->translate(particles.at(i)->getPosition());
particle->scale( vec3( 0.04 ) );
if( flags & DFLAG_VEL )
{
particle->setColor( 0.1f+glm::clamp( particles.at(i)->getVelocity()*particles.at(i)->getVelocity()/5.0f, vec3(0.0), vec3(1.0) ) );
}
else if( flags & DFLAG_TEMP )
{
float alpha = ( particles.at( i )->getTemp() - 5 ) / 10;
particle->setColor(alpha*red + (1-alpha)*blue);
}
else
{
particle->setColor( colorMap[pidx] );
}
particle->draw( positionLocation, colorLocation, normalLocation, u_modelMatrixLocation );
}
}
delete particle;
//END render from camera
glBindTexture(GL_TEXTURE_2D,0);
}