void areaLightNode::draw(M3dView &view, const MDagPath &path, M3dView::DisplayStyle style, M3dView::DisplayStatus status)
{
MColor drawColor;
drawColor.set(MColor::kRGB,1,1,0,0.5);
if (status==M3dView::kDormant)
{
drawColor.set(MColor::kRGB,1,0,0,0.5);
}
view.setDrawColor(drawColor);
view.beginGL();
glBegin(GL_LINES);
//these are useful
glVertex3f(-1.0f,-1.0f,0.0f);
glVertex3f(-1.0f,1.0f,0.0f);
glVertex3f(-1.0f,1.0f,0.0f);
glVertex3f(1.0f,1.0f,0.0f);
glVertex3f(1.0f,1.0f,0.0f);
glVertex3f(1.0f,-1.0f,0.0f);
glVertex3f(1.0f,-1.0f,0.0f);
glVertex3f(-1.0f,-1.0f,0.0f);
glVertex3f(0.0f,0.0f,0.0f);
glVertex3f(0.0f,0.0f,-3.0f);
glVertex3f(0.0f,0.0f,-3.0f);
glVertex3f(0.0f,-0.1f,-2.8f);
glVertex3f(0.0f,0.0f,-3.0f);
glVertex3f(0.0f,0.1f,-2.8f);
//these just for fun......
glVertex3f(-0.3f,0.5f,0.0f);
glVertex3f(-0.85f,-0.3f,0.0f);
glVertex3f(0.3f,0.5f,0.0f);
glVertex3f(0.85f,-0.3f,0.0f);
glVertex3f(-0.4f,-1.0f,0.0f);
glVertex3f(-0.4f,-0.2f,0.0f);
glVertex3f(-0.4f,-0.2f,0.0f);
glVertex3f(0.4f,-0.2f,0.0f);
glVertex3f(0.4f,-0.2f,0.0f);
glVertex3f(0.4f,-1.0f,0.0f);
glEnd();
view.endGL();
}
//MStatus pointLightNode::compute(const MPlug &plug, MDataBlock &data)
//{
// MStatus stat;
// return stat=MStatus::kSuccess;
//}
void pointLightNode::draw(M3dView &view, const MDagPath &path, M3dView::DisplayStyle style, M3dView::DisplayStatus status)
{
MColor drawColor;
drawColor.set(MColor::kRGB,1,1,0);
if (status==M3dView::kDormant)
{
drawColor.set(MColor::kRGB,1,0,0);
}
if (status==M3dView::kTemplate)
{
drawColor.set(MColor::kRGB,0,1,0);
}
view.setDrawColor(drawColor);
view.beginGL();
glBegin(GL_LINES);
glVertex3f(0.0f,0.1f,0.0f);
glVertex3f(0.1f,0.0f,0.0f);
glVertex3f(0.0f,0.1f,0.0f);
glVertex3f(-0.1f,0.0f,0.0f);
glVertex3f(0.0f,0.1f,0.0f);
glVertex3f(0.0f,0.0f,0.1f);
glVertex3f(0.0f,0.1f,0.0f);
glVertex3f(0.0f,0.0f,-0.1f);
glVertex3f(0.0f,-0.1f,0.0f);
glVertex3f(0.1f,0.0f,0.0f);
glVertex3f(0.0f,-0.1f,0.0f);
glVertex3f(-0.1f,0.0f,0.0f);
glVertex3f(0.0f,-0.1f,0.0f);
glVertex3f(0.0f,0.0f,0.1f);
glVertex3f(0.0f,-0.1f,0.0f);
glVertex3f(0.0f,0.0f,-0.1f);
glVertex3f(-0.1f,0.0f,0.0f);
glVertex3f(0.0f,0.0f,0.1f);
glVertex3f(0.0f,0.0f,0.1f);
glVertex3f(0.1f,0.0f,0.0f);
glVertex3f(0.1f,0.0f,0.0f);
glVertex3f(0.0f,0.0f,-0.1f);
glVertex3f(0.0f,0.0f,-0.1f);
glVertex3f(-0.1f,0.0f,0.0f);
glEnd();
view.endGL();
}
void RegisterScript(MScriptContext* script)
{
script->addFunction("RendererAddQuad", ScriptAddQuad);
script->addFunction("RendererSetColour", ScriptSetColour);
g_Cnt = 0;
g_CurrentColour.set(255, 255, 255, 255);
}
void Flush()
{
g_CurrentColour.set(255, 255, 255, 255);
if(g_Cnt == 0) return;
MEngine* engine = MEngine::getInstance();
MRenderingContext* render = engine->getRenderingContext();
MSystemContext* system = engine->getSystemContext();
unsigned int w, h;
system->getScreenSize(&w, &h);
// set up the "camera"
render->setViewport(0, 0, w, h);
render->setMatrixMode(M_MATRIX_PROJECTION);
render->loadIdentity();
render->setOrthoView(0, w, h, 0, 1.0f, -1.0f);
render->setMatrixMode(M_MATRIX_MODELVIEW);
render->loadIdentity();
// set up arrays
render->enableVertexArray();
render->enableTexCoordArray();
render->enableColorArray();
render->setVertexPointer(M_FLOAT, 3, g_Vertices);
render->setTexCoordPointer(M_FLOAT, 2, g_UVs);
render->setColorPointer(M_UBYTE, 4, g_Colours);
render->disableCullFace();
render->disableDepthTest();
render->drawArray(M_PRIMITIVE_TRIANGLES, 0, g_Cnt * 6);
g_Cnt = 0;
g_Selected = NULL;
}
void
OpenSubdivShader::updateAttributes()
{
MObject object = thisMObject();
MColor diffuse = getColor(object, aDiffuse);
MColor ambient = getColor(object, aAmbient);
MColor specular = getColor(object, aSpecular);
float shininess = 0.0f;
MFnDependencyNode depFn(object);
FindAttribute(depFn, "wireframe", &_wireframe);
FindAttribute(depFn, "shininess", &shininess);
float color[4] = { 0, 0, 0, 1 };
diffuse.get(color);
glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, color);
ambient.get(color);
glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, color);
specular.get(color);
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, color);
glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, shininess);
}
void sphereLightNode::draw(M3dView &view, const MDagPath &path, M3dView::DisplayStyle style, M3dView::DisplayStatus status)
{
MFnDagNode sphereFn(thisMObject());
MPlug radiusPlug=sphereFn.findPlug(sphereRadius);
float radius;
radiusPlug.getValue(radius);
MColor drawColor;
drawColor.set(MColor::kRGB,1,1,0);
if (status==M3dView::kDormant)
{
drawColor.set(MColor::kRGB,1,0,0);
}
if (status==M3dView::kTemplate)
{
drawColor.set(MColor::kRGB,0,1,0);
}
view.setDrawColor(drawColor);
MFloatVectorArray points(36);
for (int i=0; i<36; i++)
{
float sphereArc=i*10*PI/180;
points[i].x=radius*sin(sphereArc);
points[i].y=radius*cos(sphereArc);
points[i].z=0.0;
}
view.beginGL();
glBegin(GL_LINE_LOOP);
for(int i=0;i<36;i++)
{
glVertex3f(points[i].x,points[i].y,0.0);
}
glEnd();
glBegin(GL_LINE_LOOP);
for(int i=0;i<36;i++)
{
glVertex3f(points[i].x,(points[i].y)*cos(60*PI/180),(points[i].y)*sin(60*PI/180));
}
glEnd();
glBegin(GL_LINE_LOOP);
for(int i=0;i<36;i++)
{
glVertex3f(points[i].x,(points[i].y)*cos(60*PI/180),-(points[i].y)*sin(60*PI/180));
}
glEnd();
glBegin(GL_LINE_LOOP);
for(int i=0;i<36;i++)
{
glVertex3f((points[i].x)*sin(60*PI/180),points[i].y,(points[i].x)*cos(60*PI/180));
}
glBegin(GL_LINE_LOOP);
for(int i=0;i<36;i++)
{
glVertex3f(-(points[i].x)*sin(60*PI/180),points[i].y,(points[i].x)*cos(60*PI/180));
}
glEnd();
view.endGL();
}
namespace Renderer
{
MVector3 g_Vertices[MAX_QUAD * 6];
MVector2 g_UVs[MAX_QUAD * 6];
MColor g_Colours[MAX_QUAD * 6];
int g_Cnt;
MColor g_CurrentColour;
int ScriptAddQuad()
{
MEngine* engine = MEngine::getInstance();
MScriptContext* script = engine->getScriptContext();
if(g_Cnt >= MAX_QUAD) return 0;
MVector3 verts[4];
MVector2 uvs[4];
for(int i = 0; i < 4; ++i)
{
MVector2 vert;
script->getFloatArray(i*2, &vert.x, 2);
verts[i] = MVector3(vert.x, vert.y, 1);
script->getFloatArray(i*2 + 1, &uvs[i].x, 2);
}
// copy the vertices
g_Vertices[g_Cnt*6 + 0] = verts[0];
g_Vertices[g_Cnt*6 + 1] = verts[1];
g_Vertices[g_Cnt*6 + 2] = verts[2];
g_Vertices[g_Cnt*6 + 3] = verts[0];
g_Vertices[g_Cnt*6 + 4] = verts[2];
g_Vertices[g_Cnt*6 + 5] = verts[3];
// copy the UVs in order
g_UVs[g_Cnt*6 + 0] = uvs[0];
g_UVs[g_Cnt*6 + 1] = uvs[1];
g_UVs[g_Cnt*6 + 2] = uvs[2];
g_UVs[g_Cnt*6 + 3] = uvs[0];
g_UVs[g_Cnt*6 + 4] = uvs[2];
g_UVs[g_Cnt*6 + 5] = uvs[3];
for(int i = 0; i < 6; ++i)
g_Colours[g_Cnt*6 + i] = g_CurrentColour;
g_Cnt ++;
return 0;
}
int ScriptSetColour()
{
MEngine* engine = MEngine::getInstance();
MScriptContext* script = engine->getScriptContext();
if(script->getArgsNumber() >= 3)
{
g_CurrentColour.r = script->getInteger(0);
g_CurrentColour.g = script->getInteger(1);
g_CurrentColour.b = script->getInteger(2);
if(script->getArgsNumber() >= 4)
g_CurrentColour.a = script->getInteger(3);
else
g_CurrentColour.a = 255;
}
}
void RegisterScript(MScriptContext* script)
{
script->addFunction("RendererAddQuad", ScriptAddQuad);
script->addFunction("RendererSetColour", ScriptSetColour);
g_Cnt = 0;
g_CurrentColour.set(255, 255, 255, 255);
}
void Flush()
{
g_CurrentColour.set(255, 255, 255, 255);
if(g_Cnt == 0) return;
MEngine* engine = MEngine::getInstance();
MRenderingContext* render = engine->getRenderingContext();
MSystemContext* system = engine->getSystemContext();
unsigned int w, h;
system->getScreenSize(&w, &h);
// set up the "camera"
render->setViewport(0, 0, w, h);
render->setMatrixMode(M_MATRIX_PROJECTION);
render->loadIdentity();
render->setOrthoView(0, w, h, 0, 1.0f, -1.0f);
render->setMatrixMode(M_MATRIX_MODELVIEW);
render->loadIdentity();
// set up arrays
render->enableVertexArray();
render->enableTexCoordArray();
render->enableColorArray();
render->setVertexPointer(M_FLOAT, 3, g_Vertices);
render->setTexCoordPointer(M_FLOAT, 2, g_UVs);
render->setColorPointer(M_UBYTE, 4, g_Colours);
render->disableCullFace();
render->disableDepthTest();
render->drawArray(M_PRIMITIVE_TRIANGLES, 0, g_Cnt * 6);
g_Cnt = 0;
g_Selected = NULL;
}
}
