void configure() {
s_textureUnit = -1;
s_validGeneration++;
VertexLayout::clearCache();
blending.init(GL_FALSE);
blendingFunc.init(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
culling.init(GL_TRUE);
cullFace.init(GL_BACK);
frontFace.init(GL_CCW);
depthTest.init(GL_TRUE);
depthWrite.init(GL_TRUE);
glDisable(GL_STENCIL_TEST);
glDepthFunc(GL_LEQUAL);
glClearDepthf(1.0);
glDepthRangef(0.0, 1.0);
static size_t max = std::numeric_limits<size_t>::max();
clearColor.init(0.0, 0.0, 0.0, 0.0);
shaderProgram.init(max, false);
vertexBuffer.init(max, false);
indexBuffer.init(max, false);
texture.init(GL_TEXTURE_2D, max, false);
texture.init(GL_TEXTURE_CUBE_MAP, max, false);
textureUnit.init(max, false);
}
void configure() {
blending.init(GL_FALSE);
blendingFunc.init(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
culling.init(GL_TRUE);
cullFace.init(GL_BACK);
frontFace.init(GL_CCW);
depthTest.init(GL_TRUE);
depthWrite.init(GL_TRUE);
glDisable(GL_STENCIL_TEST);
glDepthFunc(GL_LEQUAL);
glClearDepthf(1.0);
glDepthRangef(0.0, 1.0);
clearColor.init(0.0, 0.0, 0.0, 0.0);
shaderProgram.init(std::numeric_limits<unsigned int>::max(), false);
vertexBuffer.init(std::numeric_limits<unsigned int>::max(), false);
indexBuffer.init(std::numeric_limits<unsigned int>::max(), false);
texture.init(GL_TEXTURE_2D, std::numeric_limits<unsigned int>::max(), false);
texture.init(GL_TEXTURE_CUBE_MAP, std::numeric_limits<unsigned int>::max(), false);
textureUnit.init(std::numeric_limits<unsigned int>::max(), false);
}
namespace RenderState {
Blending blending;
DepthTest depthTest;
StencilTest stencilTest;
Culling culling;
DepthWrite depthWrite;
BlendingFunc blendingFunc;
StencilWrite stencilWrite;
StencilFunc stencilFunc;
StencilOp stencilOp;
ColorWrite colorWrite;
FrontFace frontFace;
CullFace cullFace;
VertexBuffer vertexBuffer;
IndexBuffer indexBuffer;
ShaderProgram shaderProgram;
TextureUnit textureUnit;
Texture texture;
ClearColor clearColor;
GLuint getTextureUnit(GLuint _unit) {
if (_unit >= TANGRAM_MAX_TEXTURE_UNIT) {
LOGW("trying to access unavailable texture unit");
}
return GL_TEXTURE0 + _unit;
}
void bindVertexBuffer(GLuint _id) { glBindBuffer(GL_ARRAY_BUFFER, _id); }
void bindIndexBuffer(GLuint _id) { glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, _id); }
void activeTextureUnit(GLuint _unit) { glActiveTexture(getTextureUnit(_unit)); }
void bindTexture(GLenum _target, GLuint _textureId) { glBindTexture(_target, _textureId); }
void configure() {
blending.init(GL_FALSE);
blendingFunc.init(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
culling.init(GL_TRUE);
cullFace.init(GL_BACK);
frontFace.init(GL_CCW);
depthTest.init(GL_TRUE);
depthWrite.init(GL_TRUE);
glDisable(GL_STENCIL_TEST);
glDepthFunc(GL_LEQUAL);
glClearDepthf(1.0);
glDepthRangef(0.0, 1.0);
clearColor.init(0.0, 0.0, 0.0, 0.0);
shaderProgram.init(std::numeric_limits<unsigned int>::max(), false);
vertexBuffer.init(std::numeric_limits<unsigned int>::max(), false);
indexBuffer.init(std::numeric_limits<unsigned int>::max(), false);
texture.init(GL_TEXTURE_2D, std::numeric_limits<unsigned int>::max(), false);
texture.init(GL_TEXTURE_CUBE_MAP, std::numeric_limits<unsigned int>::max(), false);
textureUnit.init(std::numeric_limits<unsigned int>::max(), false);
}
}
namespace RenderState {
Blending blending;
DepthTest depthTest;
StencilTest stencilTest;
Culling culling;
DepthWrite depthWrite;
BlendingFunc blendingFunc;
StencilWrite stencilWrite;
StencilFunc stencilFunc;
StencilOp stencilOp;
ColorWrite colorWrite;
FrontFace frontFace;
CullFace cullFace;
VertexBuffer vertexBuffer;
IndexBuffer indexBuffer;
ShaderProgram shaderProgram;
TextureUnit textureUnit;
Texture texture;
ClearColor clearColor;
GLuint getTextureUnit(GLuint _unit) {
return GL_TEXTURE0 + _unit;
}
void bindVertexBuffer(GLuint _id) { glBindBuffer(GL_ARRAY_BUFFER, _id); }
void bindIndexBuffer(GLuint _id) { glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, _id); }
void activeTextureUnit(GLuint _unit) { glActiveTexture(getTextureUnit(_unit)); }
void bindTexture(GLenum _target, GLuint _textureId) { glBindTexture(_target, _textureId); }
void configure() {
s_textureUnit = -1;
s_validGeneration++;
VertexLayout::clearCache();
blending.init(GL_FALSE);
blendingFunc.init(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
culling.init(GL_TRUE);
cullFace.init(GL_BACK);
frontFace.init(GL_CCW);
depthTest.init(GL_TRUE);
depthWrite.init(GL_TRUE);
glDisable(GL_STENCIL_TEST);
glDepthFunc(GL_LEQUAL);
glClearDepthf(1.0);
glDepthRangef(0.0, 1.0);
static size_t max = std::numeric_limits<size_t>::max();
clearColor.init(0.0, 0.0, 0.0, 0.0);
shaderProgram.init(max, false);
vertexBuffer.init(max, false);
indexBuffer.init(max, false);
texture.init(GL_TEXTURE_2D, max, false);
texture.init(GL_TEXTURE_CUBE_MAP, max, false);
textureUnit.init(max, false);
}
bool isValidGeneration(int _generation) {
return _generation == s_validGeneration;
}
int generation() {
return s_validGeneration;
}
int nextAvailableTextureUnit() {
if (s_textureUnit + 1 > Hardware::maxCombinedTextureUnits) {
LOGE("Too many combined texture units are being used");
LOGE("GPU supports %d combined texture units", Hardware::maxCombinedTextureUnits);
}
return ++s_textureUnit;
}
int currentTextureUnit() {
return s_textureUnit;
}
void resetTextureUnit() {
s_textureUnit = -1;
}
}