void OpenGLRenderer::setDrawState(const glm::mat4& model, DrawBuffer* draw,
const Renderer::DrawParameters& p) {
useDrawBuffer(draw);
for (GLuint u = 0; u < p.textures.size(); ++u) {
useTexture(u, p.textures[u]);
}
setBlend(p.blendMode);
setDepthWrite(p.depthWrite);
setDepthMode(p.depthMode);
ObjectUniformData objectData{model,
glm::vec4(p.colour.r / 255.f, p.colour.g / 255.f,
p.colour.b / 255.f, p.colour.a / 255.f),
1.f, 1.f, p.visibility};
uploadUBO(UBOObject, objectData);
drawCounter++;
#ifdef RW_GRAPHICS_STATS
if (currentDebugDepth > 0) {
profileInfo[currentDebugDepth - 1].draws++;
profileInfo[currentDebugDepth - 1].primitives += p.count;
}
#endif
}
void RenderState::StateBlock::setState(const char* name, const char* value)
{
GP_ASSERT(name);
if (strcmp(name, "blend") == 0)
{
setBlend(parseBoolean(value));
}
else if (strcmp(name, "blendSrc") == 0 || strcmp(name, "srcBlend") == 0 ) // Leaving srcBlend for backward compat.
{
setBlendSrc(parseBlend(value));
}
else if (strcmp(name, "blendDst") == 0 || strcmp(name, "dstBlend") == 0) // // Leaving dstBlend for backward compat.
{
setBlendDst(parseBlend(value));
}
else if (strcmp(name, "cullFace") == 0)
{
setCullFace(parseBoolean(value));
}
else if (strcmp(name, "depthTest") == 0)
{
setDepthTest(parseBoolean(value));
}
else if (strcmp(name, "depthWrite") == 0)
{
setDepthWrite(parseBoolean(value));
}
else
{
GP_ERROR("Unsupported render state string '%s'.", name);
}
}
void OpenGLRenderer::clear(const glm::vec4& colour, bool clearColour,
bool clearDepth) {
auto flags = 0;
if (clearColour) {
flags |= GL_COLOR_BUFFER_BIT;
glClearColor(colour.r, colour.g, colour.b, colour.a);
}
bool depthWriteWasEnabled = depthWriteEnabled;
if (clearDepth) {
flags |= GL_DEPTH_BUFFER_BIT;
setDepthWrite(true);
}
glClear(flags);
if (depthWriteWasEnabled != depthWriteEnabled) {
setDepthWrite(depthWriteWasEnabled);
}
}
void RenderState::StateBlock::setState(const std::string& name, const std::string& value)
{
if (name.compare("blend") == 0)
{
setBlend(parseBoolean(value));
}
else if (name.compare("blendSrc") == 0)
{
setBlendSrc(parseBlend(value));
}
else if (name.compare("blendDst") == 0)
{
setBlendDst(parseBlend(value));
}
else if (name.compare("cullFace") == 0)
{
setCullFace(parseBoolean(value));
}
else if (name.compare("cullFaceSide") == 0)
{
setCullFaceSide(parseCullFaceSide(value));
}
else if (name.compare("frontFace") == 0)
{
setFrontFace(parseFrontFace(value));
}
else if (name.compare("depthTest") == 0)
{
setDepthTest(parseBoolean(value));
}
else if (name.compare("depthWrite") == 0)
{
setDepthWrite(parseBoolean(value));
}
else if (name.compare("depthFunc") == 0)
{
setDepthFunction(parseDepthFunc(value));
}
else if (name.compare("stencilTest") == 0)
{
setStencilTest(parseBoolean(value));
}
else if (name.compare("stencilWrite") == 0)
{
setStencilWrite(parseUInt(value));
}
else if (name.compare("stencilFunc") == 0)
{
setStencilFunction(parseStencilFunc(value), _stencilFunctionRef, _stencilFunctionMask);
}
else if (name.compare("stencilFuncRef") == 0)
{
setStencilFunction(_stencilFunction, parseInt(value), _stencilFunctionMask);
}
else if (name.compare("stencilFuncMask") == 0)
{
setStencilFunction(_stencilFunction, _stencilFunctionRef, parseUInt(value));
}
else if (name.compare("stencilOpSfail") == 0)
{
setStencilOperation(parseStencilOp(value), _stencilOpDpfail, _stencilOpDppass);
}
else if (name.compare("stencilOpDpfail") == 0)
{
setStencilOperation(_stencilOpSfail, parseStencilOp(value), _stencilOpDppass);
}
else if (name.compare("stencilOpDppass") == 0)
{
setStencilOperation(_stencilOpSfail, _stencilOpDpfail, parseStencilOp(value));
}
else
{
CCLOG("Unsupported render state string '%s'.", name.c_str());
}
}
Renderable::Renderable(const variant& node)
: order_(0),
position_(0.0f),
rotation_(1.0f, 0.0f, 0.0f, 0.0f),
scale_(1.0f),
shader_(ShaderProgram::getSystemDefault()),
enabled_(true),
ignore_global_model_(false),
derived_position_(0.0f),
derived_rotation_(),
derived_scale_(1.0f)
{
if(!node.is_map()) {
return;
}
if(node.has_key("ignore_global_model")) {
ignore_global_model_ = node["ignore_global_model"].as_bool(false);
}
if(node.has_key("order")) {
order_ = node["order"].as_int32();
}
// XXX set other stuff here, tbd
if(node.has_key("blend")) {
setBlendMode(KRE::BlendMode(node["blend"]));
}
if(node.has_key("blend_equation")) {
setBlendEquation(KRE::BlendEquation(node["blend_equation"]));
} else if(node.has_key("blend_eq")) {
setBlendEquation(KRE::BlendEquation(node["blend_eq"]));
}
if(node.has_key("rotation")) {
const variant& rot = node["rotation"];
if(rot.is_numeric()) {
// Assume it's a simple rotation around z-axis
setRotation(rot.as_float(), glm::vec3(0.f,0.f,1.f));
} else if(rot.is_list()) {
// Either a single rotation formatted as [angle,[x,y,z]] or a list of three euler angles
if(rot.num_elements() == 2) {
ASSERT_LOG(rot[1].is_list() && rot[1].num_elements() == 3,
"Format for a single rotation is [angle, [x,y,z]]");
setRotation(rot[0].as_float(), variant_to_vec3(rot[1]));
} else if(rot.num_elements() == 3) {
setRotation(rot[0].as_float(), glm::vec3(1.,0.,0.));
setRotation(rot[1].as_float(), glm::vec3(0.,1.,0.));
setRotation(rot[2].as_float(), glm::vec3(0.,0.,1.));
} else {
ASSERT_LOG(false, "Need a list of three (x/y/z rotations) or 2 elements (angle, [axis])");
}
}
}
if(node.has_key("translation") || node.has_key("position")) {
const variant& pos = node.has_key("translation") ? node["translation"] : node["position"];
ASSERT_LOG(pos.is_list() && (pos.num_elements() == 2 || pos.num_elements() == 3),
"'translation'/'position' attribute should have 2 [x,y] or 3 [x,y,z] elements.");
if(pos.num_elements() == 3) {
setPosition(variant_to_vec3(pos));
} else {
setPosition(pos[0].as_float(), pos[1].as_float());
}
}
if(node.has_key("scale")) {
const variant& sc = node["scale"];
if(sc.is_numeric()) {
const float scale = sc.as_float();
setScale(scale, scale, scale);
} else if(sc.is_list()) {
float xs = 1.0f;
float ys = 1.0f;
float zs = 1.0f;
if(sc.num_elements() == 1) {
xs = sc[0].as_float();
} else if(sc.num_elements() == 2) {
xs = sc[0].as_float();
ys = sc[1].as_float();
} else if(sc.num_elements() == 3) {
xs = sc[0].as_float();
ys = sc[1].as_float();
zs = sc[2].as_float();
}
setScale(xs, ys, zs);
} else {
ASSERT_LOG(false, "Scale should be a number of a list of up to three elements.");
}
}
if(node.has_key("color")) {
setColor(KRE::Color(node["color"]));
}
if(node.has_key("texture")) {
texture_ = Texture::createTexture(node["texture"]);
} else if(node.has_key("image")) {
texture_ = Texture::createTexture(node["image"]);
}
if(node.has_key("depth_check")) {
setDepthEnable(node["depth_check"].as_bool());
}
if(node.has_key("depth_write")) {
setDepthWrite(node["depth_write"].as_bool());
}
// XXX add depth function.
if(node.has_key("use_lighting")) {
enableLighting(node["use_lighting"].as_bool());
}
}