bool initBlend()
{
glEnable(GL_SAMPLE_MASK);
glSampleMaski(0, 0xFF);
glEnablei(GL_BLEND, 0);
glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE);
glBlendEquationSeparatei(0, GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD);
glBlendFuncSeparatei(0, GL_SRC_COLOR, GL_ONE, GL_ZERO, GL_ZERO);
glEnablei(GL_BLEND, 1);
glColorMaski(1, GL_TRUE, GL_FALSE, GL_FALSE, GL_FALSE);
glBlendEquationSeparatei(1, GL_FACTOR_MIN_AMD, GL_FUNC_ADD);
glBlendFuncSeparatei(1, GL_SRC_COLOR, GL_SRC_COLOR, GL_ZERO, GL_ZERO);
glEnablei(GL_BLEND, 2);
glColorMaski(2, GL_TRUE, GL_FALSE, GL_FALSE, GL_FALSE);
glBlendEquationSeparatei(2, GL_FACTOR_MAX_AMD, GL_FUNC_ADD);
glBlendFuncSeparatei(2, GL_SRC_COLOR, GL_SRC_COLOR, GL_ZERO, GL_ZERO);
glEnablei(GL_BLEND, 3);
glColorMaski(3, GL_TRUE, GL_FALSE, GL_FALSE, GL_FALSE);
glBlendEquationSeparatei(3, GL_FUNC_ADD, GL_FUNC_ADD);
glBlendFuncSeparatei(3, GL_SRC_COLOR, GL_SRC_COLOR, GL_ZERO, GL_ZERO);
return glf::checkError("initBlend");
}
void renderScene
(
glm::vec4 const & ClearColor,
glm::mat4 const & MVP,
GLuint Texture2DName
)
{
GLint const Border = 16;
glEnablei(GL_SCISSOR_TEST, 0);
glScissor(Border, Border, Window.Size.x - Border * 2, Window.Size.y - Border * 2);
glClearBufferfv(GL_COLOR, 0, &ClearColor[0]);
// Bind the program for use
glUseProgram(ProgramName);
glUniform1i(UniformDiffuse, 0);
glUniformMatrix4fv(UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, Texture2DName);
glBindSampler(0, SamplerName);
glBindVertexArray(VertexArrayName);
glDrawArraysInstanced(GL_TRIANGLES, 0, VertexCount, 1);
glDisablei(GL_SCISSOR_TEST, 0);
glf::checkError("renderScene");
}
void raytracer_app::recurse(int depth)
{
glBindFramebuffer(GL_FRAMEBUFFER, ray_fbo[depth + 1]);
static const GLenum draw_buffers[] =
{
GL_COLOR_ATTACHMENT0,
GL_COLOR_ATTACHMENT1,
GL_COLOR_ATTACHMENT2,
GL_COLOR_ATTACHMENT3,
GL_COLOR_ATTACHMENT4,
GL_COLOR_ATTACHMENT5
};
glDrawBuffers(6, draw_buffers);
glEnablei(GL_BLEND, 0);
glBlendFunci(0, GL_ONE, GL_ONE);
// static const float zeros[] = { 0.0f, 0.0f, 0.0f, 0.0f };
// glClearBufferfv(GL_COLOR, 0, zeros);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, tex_position[depth]);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, tex_reflected[depth]);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, tex_reflection_intensity[depth]);
// Render
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
if (depth != (max_depth - 1))
{
recurse(depth + 1);
}
//*/
/*
if (depth != 0)
{
glBindTexture(GL_TEXTURE_2D, tex_refracted[depth]);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, tex_refraction_intensity[depth]);
// Render
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
if (depth != (max_depth - 1))
{
recurse(depth + 1);
}
}
//**/
glDisablei(GL_BLEND, 0);
}
void StateSystem::ScissorEnableState::applyGL() const
{
if (separateEnable){
for (GLuint i = 0; i < MAX_VIEWPORTS; i++){
if (isBitSet(separateEnable,i)) glEnablei (GL_SCISSOR_TEST,i);
else glDisablei(GL_SCISSOR_TEST,i);
}
}
}
u32 GLGSRender::enable(u32 condition, u32 cap, u32 index)
{
if (condition)
{
glEnablei(cap, index);
}
else
{
glDisablei(cap, index);
}
return condition;
}
PIGLIT_GL_TEST_CONFIG_END
/**
* Test that ScissorArrayv, ScissorIndexed(v), GetIntegeri_v give the
* "expected_error" gl error. Given the values for "first" and "count"
* or "index" in range [first, first+count).
*/
static bool
check_sc_index(GLuint first, GLsizei count, GLenum expected_error)
{
static const GLint sv[] = {0, 10, 20, 35};
GLint *mv, svGet[4];
unsigned int i;
bool pass = true;
const unsigned int numIterate = (expected_error == GL_NO_ERROR)
? count : 1;
mv = malloc(sizeof(GLint) * 4 * count);
if (mv == NULL)
return false;
for (i = 0; i < count; i++) {
mv[i * 4] = sv[0];
mv[i * 4 + 1] = sv[1];
mv[i * 4 + 2] = sv[2];
mv[i * 4 + 3] = sv[3];
}
glScissorArrayv(first, count, mv);
free(mv);
pass = piglit_check_gl_error(expected_error) && pass;
/* only iterate multiple indices for no error case */
for (i = count; i > count - numIterate; i--) {
glScissorIndexed(first + i - 1, sv[0], sv[1], sv[2], sv[3]);
pass = piglit_check_gl_error(expected_error) && pass;
glGetIntegeri_v(GL_SCISSOR_BOX, first + i - 1, svGet);
pass = piglit_check_gl_error(expected_error) && pass;
glEnablei(GL_SCISSOR_TEST, first + i - 1);
pass = piglit_check_gl_error(expected_error) && pass;
glDisablei(GL_SCISSOR_TEST, first + i - 1);
pass = piglit_check_gl_error(expected_error) && pass;
glIsEnabledi(GL_SCISSOR_TEST, first + i - 1);
pass = piglit_check_gl_error(expected_error) && pass;
}
return pass;
}
enum piglit_result
piglit_display(void)
{
static const float expected[] = {
0.0f, 1.0f, 0.0f, 1.0f
};
const int slice_height = (piglit_height + num_viewports - 2)
/ (num_viewports - 1);
bool pass = false;
int i;
glDisable(GL_SCISSOR_TEST);
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
glScissorIndexed(0, 0, 0, piglit_width, piglit_height);
glEnablei(GL_SCISSOR_TEST, 0);
for (i = 1; i < num_viewports; i++) {
glEnablei(GL_SCISSOR_TEST, i);
glScissorIndexed(i,
0, i * slice_height,
piglit_width, slice_height);
}
glClearColor(0.0, 1.0, 0.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height,
expected);
piglit_present_results();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
void CRenderingContext::SetBlend(blendtype_t eBlend)
{
if (eBlend)
{
glEnablei(GL_BLEND, 0);
if (eBlend == BLEND_ALPHA)
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
else if (eBlend == BLEND_ADDITIVE)
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
else if (eBlend == BLEND_BOTH)
glBlendFunc(GL_ONE, GL_ONE);
else
TUnimplemented();
}
else
glDisablei(GL_BLEND, 0);
GetContext().m_eBlend = eBlend;
}
void StateSystem::BlendState::applyGL() const
{
if (separateEnable){
for (GLuint i = 0; i < MAX_DRAWBUFFERS; i++){
if (isBitSet(separateEnable,i)) glEnablei(GL_BLEND,i);
else glDisablei(GL_BLEND,i);
}
}
if (useSeparate){
for (GLuint i = 0; i < MAX_DRAWBUFFERS; i++){
glBlendFuncSeparatei(i,blends[i].rgb.srcw,blends[i].rgb.dstw,blends[i].alpha.srcw,blends[i].alpha.dstw);
glBlendEquationSeparatei(i,blends[i].rgb.equ,blends[i].alpha.equ);
}
}
else{
glBlendFuncSeparate(blends[0].rgb.srcw,blends[0].rgb.dstw,blends[0].alpha.srcw,blends[0].alpha.dstw);
glBlendEquationSeparate(blends[0].rgb.equ,blends[0].alpha.equ);
}
//glBlendColor(color[0],color[1],color[2],color[3]);
}
void raytracer_app::recurse(int depth)
{
printf("recuse\n");
glBindFramebuffer(GL_FRAMEBUFFER, ray_fbo[depth + 1]);
if(pnt) printf("draw buffers\n");
glDrawBuffers(6, draw_buffers);
if(pnt) printf("blend\n");
glEnablei(GL_BLEND, 0);
//glEnablei(GL_BLEND, draw_buffers[0]);
if(pnt) printf("blend\n");
glBlendFunc(GL_ONE, GL_ONE);
//glBlendFunci(0, GL_ONE, GL_ONE);
//glBlendFunci(draw_buffers[0], GL_ONE, GL_ONE);
// static const float zeros[] = { 0.0f, 0.0f, 0.0f, 0.0f };
// glClearBufferfv(GL_COLOR, 0, zeros);
if(pnt) printf("tex_position\n");
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, tex_position[depth]);
if(pnt) printf("tex_reflected\n");
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, tex_reflected[depth]);
if(pnt) printf("tex_reflection_intensity\n");
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, tex_reflection_intensity[depth]);
// Render
if(pnt) printf("render\n");
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
if (depth != (max_depth - 1))
{
recurse(depth + 1);
}
/*
if (depth != 0)
{
glBindTexture(GL_TEXTURE_2D, tex_refracted[depth]);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, tex_refraction_intensity[depth]);
// Render
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
if (depth != (max_depth - 1))
{
recurse(depth + 1);
}
}
*/
glDisablei(GL_BLEND, 0);
//glDisablei(GL_BLEND, draw_buffers[0]);
}
void GLWrapper::Enablei(GLenum cap, GLuint index)
{
GLLOG(glEnablei(cap,index));ERROR_CHECK;
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengles_GLES32_glEnablei(JNIEnv *__env, jclass clazz, jint target, jint index) {
glEnableiPROC glEnablei = (glEnableiPROC)tlsGetFunction(327);
UNUSED_PARAM(clazz)
glEnablei(target, index);
}
void enable(const GLenum capability, const int index)
{
glEnablei(capability, index);
}
inline void _glEnProxi(GLuint i)
{
glEnablei(GL_BLEND, i);
}