void CCGShaderSystem::SetConstantBuffers()
{
cgSetMatrixParameterfr( m_CGMtxWorldParam, m_mtxWorld.mm );
cgSetMatrixParameterfr( m_CGMtxViewParam, m_mtxView.mm );
cgSetMatrixParameterfr( m_CGMtxProjParam, m_mtxProj.mm );
cgSetMatrixParameterfr( m_CGMtxViewProjParam, m_mtxViewProj.mm );
cgSetMatrixParameterfr( m_CGMtxWVPParam, m_mtxWVP.mm );
}
//
// SetFloatMat4
//
void CCgUniform::SetFloatMat4(
const Mat4& m, EMatrixOrder Order
)
{
if (Order == MO_COLUMN_MAJOR)
cgSetMatrixParameterfc( m_Parameter, &m[ 0 ][ 0 ] );
else
cgSetMatrixParameterfr( m_Parameter, &m[ 0 ][ 0 ] );
}
bool GLCgShader::SetMatrixConstant(const str_type::string& name, const math::Matrix4x4 &matrix)
{
CGparameter param = SeekParameter(name, m_params);
if (!param)
return ShowInvalidParameterWarning(m_shaderName, name);
cgSetMatrixParameterfr(param, (float*)&matrix);
if (CheckForError("Shader::SetMatrixConstant setting parameter", m_shaderName))
return false;
return true;
}
void ShaderProjectiveTextureInterface::PerFrameInit() {
// bind the texture
GLuint texture_id = mesh->projTexture->texture->Bind();
//set parameters
cgGLSetStateMatrixParameter(vertexModelViewProj, CG_GL_MODELVIEW_PROJECTION_MATRIX, CG_GL_MATRIX_IDENTITY);
float zNear = 1.0f;
float zFar = 1000.0f;
M44 biasMatrix, lightViewMatrix, projectionMatrix;
BuildBiasMatrix(biasMatrix);
BuildLightViewMatrix(mesh->projTexture->ppc, lightViewMatrix);
BuildProjectionMatrix(mesh->projTexture->ppc, zNear, zFar, projectionMatrix);
lightViewMatrix = biasMatrix * projectionMatrix * lightViewMatrix;
cgSetMatrixParameterfr(vertexTextureMatrix, (float*)lightViewMatrix.rows);
cgGLSetTextureParameter(fragmentProjectiveMap, texture_id);
}
static void display(void)
{
/* World-space positions for light and eye. */
const float eyePosition[4] = { camera[0], camera[1], camera[2], 1 };
const float lightPosition[4] = { 0,100,0, 1 };
float translateMatrix[16], rotateMatrix[16],
modelMatrix[16], invModelMatrix[16], viewMatrix[16],
modelViewMatrix[16], modelViewProjMatrix[16];
float objSpaceEyePosition[4], objSpaceLightPosition[4];
buildLookAtMatrix(eyePosition[0], eyePosition[1], eyePosition[2],
0, 0, 0,
0, 1, 0,
viewMatrix);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
cgGLBindProgram(myCgVertexProgram);
checkForCgError("binding vertex program");
cgGLEnableProfile(myCgVertexProfile);
checkForCgError("enabling vertex profile");
cgGLBindProgram(myCgFragmentProgram);
checkForCgError("binding fragment program");
cgGLEnableProfile(myCgFragmentProfile);
checkForCgError("enabling fragment profile");
/*** Render able ***/
setTableMaterial();
/* modelView = rotateMatrix * translateMatrix */
makeRotateMatrix(0, 1, 1, 1, rotateMatrix);
makeTranslateMatrix(0, 0 , 0, translateMatrix);
multMatrix(modelMatrix, translateMatrix, rotateMatrix);
/* invModelMatrix = inverse(modelMatrix) */
invertMatrix(invModelMatrix, modelMatrix);
/* Transform world-space eye and light positions to sphere's object-space. */
transform(objSpaceEyePosition, invModelMatrix, eyePosition);
cgSetParameter3fv(myCgFragmentParam_eyePosition, objSpaceEyePosition);
transform(objSpaceLightPosition, invModelMatrix, lightPosition);
cgSetParameter3fv(myCgFragmentParam_lightPosition, objSpaceLightPosition);
/* modelViewMatrix = viewMatrix * modelMatrix */
multMatrix(modelViewMatrix, viewMatrix, modelMatrix);
/* modelViewProj = projectionMatrix * modelViewMatrix */
multMatrix(modelViewProjMatrix, myProjectionMatrix, modelViewMatrix);
/* Set matrix parameter with row-major matrix. */
cgSetMatrixParameterfr(myCgVertexParam_modelViewProj, modelViewProjMatrix);
drawtable();
collision();
/*** Render White Ball ***/
setBallMaterial(w.r, w.g, w.b);
if (w.xspeed>0) { w.xspeed=w.xspeed-friction; if (w.xspeed<=0){ w.xspeed=0;}else w.x=w.x+(w.xspeed);}
else if(w.xspeed<0){ w.xspeed=w.xspeed+friction; if (w.xspeed>=0) {w.xspeed=0;}else w.x=w.x+(w.xspeed);}
else { w.xspeed = 0;
}
if (w.zspeed>0) {w.zspeed=w.zspeed-friction; if (w.zspeed<=0) {w.zspeed=0;}else w.z=w.z+(w.zspeed);}
else if (w.zspeed<0){ w.zspeed=w.zspeed+friction; if (w.zspeed>=0) {w.zspeed=0;}else w.z=w.z+(w.zspeed);}
else { w.zspeed=0;
}
if (w.xspeed==0 && w.zspeed==0)
{b.flag=1;
w.flag=1;
r.flag=1;
glutPostRedisplay();
}
board();
/* modelView = viewMatrix * translateMatrix */
makeTranslateMatrix(w.x, w.y, w.z, translateMatrix);
makeRotateMatrix(90, 1, 0, 0, rotateMatrix);
multMatrix(modelMatrix, translateMatrix, rotateMatrix);
/* invModelMatrix = inverse(modelMatrix) */
invertMatrix(invModelMatrix, modelMatrix);
/* Transform world-space eye and light positions to sphere's object-space. */
transform(objSpaceEyePosition, invModelMatrix, eyePosition);
cgSetParameter3fv(myCgFragmentParam_eyePosition, objSpaceEyePosition);
transform(objSpaceLightPosition, invModelMatrix, lightPosition);
cgSetParameter3fv(myCgFragmentParam_lightPosition, objSpaceLightPosition);
/* modelViewMatrix = viewMatrix * modelMatrix */
multMatrix(modelViewMatrix, viewMatrix, modelMatrix);
/* modelViewProj = projectionMatrix * modelViewMatrix */
multMatrix(modelViewProjMatrix, myProjectionMatrix, modelViewMatrix);
/* Set matrix parameter with row-major matrix. */
cgSetMatrixParameterfr(myCgVertexParam_modelViewProj, modelViewProjMatrix);
glutWireSphere(4, 30, 30);
/*** Render Red Ball ***/
setBallMaterial(r.r,r.g,r.b);
collision();
//checkzerospeed();
if (r.xspeed>0){r.xspeed=r.xspeed-friction; if (r.xspeed<=0) { r.xspeed=0;}else r.x=r.x+(r.xspeed);}
else if(r.xspeed<0){r.xspeed=r.xspeed+friction; if (r.xspeed>=0) {r.xspeed=0;}else r.x=r.x+(r.xspeed);}
else { r.xspeed = 0;
}
if (r.zspeed>0){r.zspeed=r.zspeed-friction; if (r.zspeed<=0){ r.zspeed=0;}else r.z=r.z+(r.zspeed);}
else if (r.zspeed<0){r.zspeed=r.zspeed+friction; if (r.zspeed>=0) { r.zspeed=0;}else r.z=r.z+(r.zspeed);}
else r.zspeed=0;
if (r.xspeed==0 && r.zspeed==0)
{b.flag=1;
w.flag=1;
r.flag=1;
glutPostRedisplay();
}
redboard();
/* modelView = viewMatrix * translateMatrix */
makeTranslateMatrix(r.x, r.y, r.z, translateMatrix);
makeRotateMatrix(90, 1, 0, 0, rotateMatrix);
multMatrix(modelMatrix, translateMatrix, rotateMatrix);
/* invModelMatrix = inverse(modelMatrix) */
invertMatrix(invModelMatrix, modelMatrix);
/* Transform world-space eye and light positions to sphere's object-space. */
transform(objSpaceEyePosition, invModelMatrix, eyePosition);
cgSetParameter3fv(myCgFragmentParam_eyePosition, objSpaceEyePosition);
transform(objSpaceLightPosition, invModelMatrix, lightPosition);
cgSetParameter3fv(myCgFragmentParam_lightPosition, objSpaceLightPosition);
/* modelViewMatrix = viewMatrix * modelMatrix */
multMatrix(modelViewMatrix, viewMatrix, modelMatrix);
/* modelViewProj = projectionMatrix * modelViewMatrix */
multMatrix(modelViewProjMatrix, myProjectionMatrix, modelViewMatrix);
/* Set matrix parameter with row-major matrix. */
cgSetMatrixParameterfr(myCgVertexParam_modelViewProj, modelViewProjMatrix);
glutSolidSphere(4, 30, 30);
/*** Render Black Ball ***/
setBallMaterial(b.r,b.g,b.b);
collision();
if (b.xspeed>0){b.xspeed=b.xspeed-friction; if (b.xspeed<=0) {b.xspeed=0;}else b.x=b.x+(b.xspeed);}
else if(b.xspeed<0){b.xspeed=b.xspeed+friction; if (b.xspeed>=0) { b.xspeed=0;}else b.x=b.x+(b.xspeed);}
else { b.xspeed = 0;
}
if (b.zspeed>0){b.zspeed=b.zspeed-friction; if (b.zspeed<=0){ b.zspeed=0;}else b.z=b.z+(b.zspeed);}
else if (b.zspeed<0){b.zspeed=b.zspeed+friction; if (b.zspeed>=0) { b.zspeed=0;}else b.z=b.z+(b.zspeed);}
else b.zspeed=0;
if (b.xspeed==0 && b.zspeed==0)
{b.flag=1;
w.flag=1;
r.flag=1;
glutPostRedisplay();
}
blackboard();
/* modelView = viewMatrix * translateMatrix */
makeTranslateMatrix(b.x, b.y, b.z, translateMatrix);
makeRotateMatrix(90, 1, 0, 0, rotateMatrix);
multMatrix(modelMatrix, translateMatrix, rotateMatrix);
/* invModelMatrix = inverse(modelMatrix) */
invertMatrix(invModelMatrix, modelMatrix);
/* Transform world-space eye and light positions to sphere's object-space. */
transform(objSpaceEyePosition, invModelMatrix, eyePosition);
cgSetParameter3fv(myCgFragmentParam_eyePosition, objSpaceEyePosition);
transform(objSpaceLightPosition, invModelMatrix, lightPosition);
cgSetParameter3fv(myCgFragmentParam_lightPosition, objSpaceLightPosition);
/* modelViewMatrix = viewMatrix * modelMatrix */
multMatrix(modelViewMatrix, viewMatrix, modelMatrix);
/* modelViewProj = projectionMatrix * modelViewMatrix */
multMatrix(modelViewProjMatrix, myProjectionMatrix, modelViewMatrix);
/* Set matrix parameter with row-major matrix. */
cgSetMatrixParameterfr(myCgVertexParam_modelViewProj, modelViewProjMatrix);
glutSolidSphere(4, 30, 30);
/*** Render Stick***/
if (enablestick)
{ //printf("stick enabled");
setStickMaterial();
/* modelView = viewMatrix * translateMatrix */
makeTranslateMatrix(w.x,0,w.z, translateMatrix);
makeRotateMatrix(stickangle, 0, 1, 0, rotateMatrix);
multMatrix(modelMatrix, translateMatrix, rotateMatrix);
/* invModelMatrix = inverse(modelMatrix) */
invertMatrix(invModelMatrix, modelMatrix);
/* Transform world-space eye and light positions to sphere's object-space. */
transform(objSpaceEyePosition, invModelMatrix, eyePosition);
cgSetParameter3fv(myCgFragmentParam_eyePosition, objSpaceEyePosition);
transform(objSpaceLightPosition, invModelMatrix, lightPosition);
cgSetParameter3fv(myCgFragmentParam_lightPosition, objSpaceLightPosition);
/* modelViewMatrix = viewMatrix * modelMatrix */
multMatrix(modelViewMatrix, viewMatrix, modelMatrix);
/* modelViewProj = projectionMatrix * modelViewMatrix */
multMatrix(modelViewProjMatrix, myProjectionMatrix, modelViewMatrix);
/* Set matrix parameter with row-major matrix. */
cgSetMatrixParameterfr(myCgVertexParam_modelViewProj, modelViewProjMatrix);
drawstick();
/* glBegin(GL_LINES);
glVertex3f(0,0,0);
glVertex3f(0,20,84);
glEnd();
*/
}
glutSwapBuffers();
}
void CCgUniform4x4f::update(const void* data, const SMaterial& material) const
{
f32* Data = (f32*)data;
cgSetMatrixParameterfr(Parameter, Data);
}