void drawMesh(SMeshBuffer* mesh, Matrix4* modelViewMatrix, float* scanlineParams) {
u32 offset;
rsxAddressToOffset(&mesh->vertices[0].pos,&offset);
rsxBindVertexArrayAttrib(context,vertexPosition_id, offset, sizeof(S3DVertex),3,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxAddressToOffset(&mesh->vertices[0].nrm,&offset);
rsxBindVertexArrayAttrib(context,vertexNormal_id, offset, sizeof(S3DVertex),3,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxAddressToOffset(&mesh->vertices[0].u,&offset);
rsxBindVertexArrayAttrib(context,vertexTexcoord_id, offset, sizeof(S3DVertex),2,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxLoadVertexProgram(context, vpo, vp_ucode);
rsxSetVertexProgramParameter(context, vpo, projMatrix_id, (float*) &P);
rsxSetVertexProgramParameter(context, vpo, modelViewMatrix_id,(float*) modelViewMatrix);
rsxSetFragmentProgramParameter(context, fpo, scanline_id, scanlineParams, fp_offset);
rsxLoadFragmentProgramLocation(context,fpo,fp_offset,GCM_LOCATION_RSX);
rsxSetUserClipPlaneControl(context,GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE);
rsxAddressToOffset(&mesh->indices[0],&offset);
rsxDrawIndexArray(context,GCM_TYPE_TRIANGLES, offset,mesh->cnt_indices, GCM_INDEX_TYPE_16B, GCM_LOCATION_RSX);
}
void drawFrame()
{
u32 i,offset,color = 0;
Matrix4 rotX,rotY;
Vector4 objEyePos,objLightPos;
Matrix4 viewMatrix,modelMatrix,modelMatrixIT,modelViewMatrix;
Point3 lightPos = Point3(250.0f,150.0f,150.0f);
f32 globalAmbientColor[3] = {0.1f,0.1f,0.1f};
f32 lightColor[3] = {0.95f,0.95f,0.95f};
f32 materialColorDiffuse[3] = {0.5f,0.0f,0.0f};
f32 materialColorSpecular[3] = {0.7f,0.6f,0.6f};
f32 shininess = 17.8954f;
static f32 rot = 0.0f;
SMeshBuffer *mesh = NULL;
setTexture();
setDrawEnv();
rsxSetClearColor(context,color);
rsxSetClearDepthValue(context,0xffff);
rsxClearSurface(context,GCM_CLEAR_R |
GCM_CLEAR_G |
GCM_CLEAR_B |
GCM_CLEAR_A |
GCM_CLEAR_S |
GCM_CLEAR_Z);
rsxZControl(context,0,1,1);
for(i=0;i<8;i++)
rsxSetViewportClip(context,i,display_width,display_height);
viewMatrix = Matrix4::lookAt(eye_pos,eye_dir,up_vec);
mesh = sphere;
rotX = Matrix4::rotationX(DEGTORAD(30.0f));
rotY = Matrix4::rotationY(DEGTORAD(rot));
modelMatrix = rotX*rotY;
modelMatrixIT = inverse(modelMatrix);
modelViewMatrix = transpose(viewMatrix*modelMatrix);
objEyePos = modelMatrixIT*eye_pos;
objLightPos = modelMatrixIT*lightPos;
rsxAddressToOffset(&mesh->vertices[0].pos,&offset);
rsxBindVertexArrayAttrib(context,vertexPosition_id,offset,sizeof(S3DVertex),3,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxAddressToOffset(&mesh->vertices[0].nrm,&offset);
rsxBindVertexArrayAttrib(context,vertexNormal_id,offset,sizeof(S3DVertex),3,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxAddressToOffset(&mesh->vertices[0].u,&offset);
rsxBindVertexArrayAttrib(context,vertexTexcoord_id,offset,sizeof(S3DVertex),2,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxLoadVertexProgram(context,vpo,vp_ucode);
rsxSetVertexProgramParameter(context,vpo,projMatrix_id,(float*)&P);
rsxSetVertexProgramParameter(context,vpo,modelViewMatrix_id,(float*)&modelViewMatrix);
rsxSetFragmentProgramParameter(context,fpo,eyePosition_id,(float*)&objEyePos,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,globalAmbient_id,globalAmbientColor,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,lightPosition_id,(float*)&objLightPos,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,lightColor_id,lightColor,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,shininess_id,&shininess,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,Kd_id,materialColorDiffuse,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,Ks_id,materialColorSpecular,fp_offset);
rsxLoadFragmentProgramLocation(context,fpo,fp_offset,GCM_LOCATION_RSX);
rsxSetUserClipPlaneControl(context,GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE);
rsxAddressToOffset(&mesh->indices[0],&offset);
rsxDrawIndexArray(context,GCM_TYPE_TRIANGLES,offset,mesh->cnt_indices,GCM_INDEX_TYPE_16B,GCM_LOCATION_RSX);
mesh = donut;
rotX = Matrix4::rotationX(DEGTORAD(rot));
rotY = Matrix4::rotationY(DEGTORAD(30.0f));
modelMatrix = rotX*rotY;
modelMatrix.setTranslation(Vector3(3.0f,5.0f,-8.0f));
modelMatrixIT = inverse(modelMatrix);
modelViewMatrix = transpose(viewMatrix*modelMatrix);
objEyePos = modelMatrixIT*eye_pos;
objLightPos = modelMatrixIT*lightPos;
rsxAddressToOffset(&mesh->vertices[0].pos,&offset);
rsxBindVertexArrayAttrib(context,vertexPosition_id,offset,sizeof(S3DVertex),3,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxAddressToOffset(&mesh->vertices[0].nrm,&offset);
rsxBindVertexArrayAttrib(context,vertexNormal_id,offset,sizeof(S3DVertex),3,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxAddressToOffset(&mesh->vertices[0].u,&offset);
rsxBindVertexArrayAttrib(context,vertexTexcoord_id,offset,sizeof(S3DVertex),2,GCM_VERTEX_DATA_TYPE_F32,GCM_LOCATION_RSX);
rsxLoadVertexProgram(context,vpo,vp_ucode);
rsxSetVertexProgramParameter(context,vpo,projMatrix_id,(float*)&P);
rsxSetVertexProgramParameter(context,vpo,modelViewMatrix_id,(float*)&modelViewMatrix);
rsxSetFragmentProgramParameter(context,fpo,eyePosition_id,(float*)&objEyePos,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,globalAmbient_id,globalAmbientColor,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,lightPosition_id,(float*)&objLightPos,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,lightColor_id,lightColor,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,shininess_id,&shininess,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,Kd_id,materialColorDiffuse,fp_offset);
rsxSetFragmentProgramParameter(context,fpo,Ks_id,materialColorSpecular,fp_offset);
rsxLoadFragmentProgramLocation(context,fpo,fp_offset,GCM_LOCATION_RSX);
rsxSetUserClipPlaneControl(context,GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE,
GCM_USER_CLIP_PLANE_DISABLE);
rsxAddressToOffset(&mesh->indices[0],&offset);
rsxDrawIndexArray(context,GCM_TYPE_TRIANGLES,offset,mesh->cnt_indices,GCM_INDEX_TYPE_16B,GCM_LOCATION_RSX);
rot += 4.0f;
if(rot>=360.0f) rot = 0.0f;
}