void Renderer::ShaderToy(std::string pShader, vec2 pPosition, vec2 pSize, std::string pTexture1, std::string pTexture2, std::string pTexture3, std::string pTexture4)
{
if (_userPrograms.find(pShader) != _userPrograms.end())
{
Program* program = _userPrograms[pShader];
glUseProgram(program->GetProgram());
glBindVertexArray(_baseVAO);
glUniform4f(program->GetUniforms()["PositionSize"].Location, pPosition.x, pPosition.y, pSize.x, pSize.y);
if(pTexture1 != "" && program->IsUniformActive("Texture0"))
glUniformHandleui64ARB(program->GetUniforms()["Texture0"].Location, _userTextures[pTexture1]->GetHandle());
if (pTexture2 != "" && program->IsUniformActive("Texture1"))
glUniformHandleui64ARB(program->GetUniforms()["Texture1"].Location, _userTextures[pTexture2]->GetHandle());
if (pTexture3 != "" && program->IsUniformActive("Texture2"))
glUniformHandleui64ARB(program->GetUniforms()["Texture2"].Location, _userTextures[pTexture3]->GetHandle());
if (pTexture4 != "" && program->IsUniformActive("Texture3"))
glUniformHandleui64ARB(program->GetUniforms()["Texture3"].Location, _userTextures[pTexture4]->GetHandle());
if (program->IsUniformActive("iGlobalTime"))
glUniform1f(program->GetUniforms()["iGlobalTime"].Location, Clock::GetRef().GetTotalTime());
if (program->IsUniformActive("iMouse"))
{
vec4 mouse = vec4(
_uiFunctionPtr->GetCurrentInputPtr()->IsLeftButtonDown() || _uiFunctionPtr->GetCurrentInputPtr()->IsRightButtonDown() ?
_uiFunctionPtr->GetCurrentInputPtr()->GetMousePosition() : vec2(0.0,0.0),
_uiFunctionPtr->GetCurrentInputPtr()->IsLeftButtonDown() ? 1.0 : 0.0,
_uiFunctionPtr->GetCurrentInputPtr()->IsRightButtonDown() ? 1.0 : 0.0);
glUniform4f(program->GetUniforms()["iMouse"].Location,mouse.x,mouse.y,mouse.z,mouse.w);
}
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
}
}
void setTextureHandlesImpl(uint64_t handle, HandlesId... args)
{
#if !defined(USE_GLES2)
if (handle)
glUniformHandleui64ARB(m_texture_location[N], handle);
#endif
setTextureHandlesImpl<N + 1>(args...);
} // setTextureHandlesImpl
template<> void uniform<cubemap>::assign(const cubemap &value)
{
if (value.bindless()) {
glUniformHandleui64ARB(id, value.handle());
} else {
glUniform1i(id, value.tmu());
}
}
template<> void uniform<array_texture>::assign(const array_texture &value)
{
if (value.bindless()) {
glUniformHandleui64ARB(id, value.handle());
} else {
glUniform1i(id, value.tmu());
}
}
void Renderer::DrawText(std::string pPath, vec2 pPosition)
{
Program* program = _programs["Texture"];
glUseProgram(program->GetProgram());
glBindVertexArray(_baseVAO);
glUniform4f(program->GetUniforms()["PositionSize"].Location, pPosition.x, pPosition.y, (GLfloat)_userTexts[pPath]->GetWidth(), (GLfloat)_userTexts[pPath]->GetHeight());
glUniformHandleui64ARB(program->GetUniforms()["Texture"].Location, _userTexts[pPath]->GetHandle());
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
}
void Renderer::DrawImage(GLuint64 pHandle, vec2 pPosition, vec2 pSize)
{
Program* program = _programs["Texture"];
glUseProgram(program->GetProgram());
glBindVertexArray(_baseVAO);
glUniform4f(program->GetUniforms()["PositionSize"].Location, pPosition.x, pPosition.y, pSize.x, pSize.y);
glUniformHandleui64ARB(program->GetUniforms()["Texture"].Location, pHandle);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
}
void SetTextureHandles(const std::vector<uint64_t> &args)
{
assert(args.size() == TextureLocation.size() && "Wrong Handle count");
for (unsigned i = 0; i < args.size(); i++)
{
if (args[i])
glUniformHandleui64ARB(TextureLocation[i], args[i]);
}
}
void ImageViewerPanel::paintGL()
{
makeCurrent();
glClearColor(0.2, 0.2, 0.2, 1.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glBindVertexArray(vao);
shaderP->use_program();
if (textures)
{
glUniformHandleui64ARB((*shaderP)["tex"], texHandle);
}
glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);
glBindVertexArray(0);
doneCurrent();
}
void UniformImplementation_Legacy::set(const Program * program, const GLint location, const GLuint64 & value) const
{
program->use();
glUniformHandleui64ARB(location, value);
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_ARBBindlessTexture_nglUniformHandleui64ARB(JNIEnv *env, jclass clazz, jint location, jlong value, jlong function_pointer) {
glUniformHandleui64ARBPROC glUniformHandleui64ARB = (glUniformHandleui64ARBPROC)((intptr_t)function_pointer);
glUniformHandleui64ARB(location, value);
}
void SetTextureHandles_impl(uint64_t handle, HandlesId... args)
{
if (handle)
glUniformHandleui64ARB(TextureLocation[N], handle);
SetTextureHandles_impl<N + 1>(args...);
}
// --------------------------------------------------------------------------------------------------------------------
void TexturedQuadsGLBindless::Render(const std::vector<Matrix>& _transforms)
{
// Program
Vec3 dir = { 0, 0, 1 };
Vec3 at = { 0, 0, 0 };
Vec3 up = { 0, 1, 0 };
dir = normalize(dir);
Vec3 eye = at - 250 * dir;
Matrix view = matrix_look_at(eye, at, up);
Matrix view_proj = mProj * view;
glUseProgram(mProgram);
glUniformMatrix4fv(mUniformLocation.ViewProjection, 1, GL_TRUE, &view_proj.x.x);
// Input Layout. First the IB
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mIndexBuffer);
// Then the VBs.
glBindBuffer(GL_ARRAY_BUFFER, mVertexBuffer);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, sizeof(TexturedQuadsProblem::Vertex), (void*)offsetof(TexturedQuadsProblem::Vertex, pos));
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, sizeof(TexturedQuadsProblem::Vertex), (void*)offsetof(TexturedQuadsProblem::Vertex, tex));
glEnableVertexAttribArray(0);
glEnableVertexAttribArray(1);
// Rasterizer State
glEnable(GL_CULL_FACE);
glCullFace(GL_FRONT);
glFrontFace(GL_CCW);
glDisable(GL_SCISSOR_TEST);
// Blend State
glDisable(GL_BLEND);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
// Depth Stencil State
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
for (auto it = mTexHandles.begin(); it != mTexHandles.end(); ++it) {
glMakeTextureHandleResidentARB(*it);
}
glBindBuffer(GL_SHADER_STORAGE_BUFFER, mTransformBuffer);
BufferData(GL_SHADER_STORAGE_BUFFER, _transforms, GL_DYNAMIC_DRAW);
size_t xformCount = _transforms.size();
assert(xformCount <= mObjectCount);
// Code below assumes at least 1 texture.
assert(mTexHandles.size() > 0);
auto texIt = mTexHandles.begin();
for (size_t u = 0; u < xformCount; ++u) {
// Update the Draw ID (since we cannot use multi_draw here
glUniform1i(mUniformLocation.DrawID, u);
if (texIt == mTexHandles.end()) {
texIt = mTexHandles.begin();
}
GLuint64 activeTex = *texIt;
++texIt;
glUniformHandleui64ARB(mUniformLocation.gTex, activeTex);
glDrawElements(GL_TRIANGLES, mIndexCount, GL_UNSIGNED_SHORT, 0);
}
for (auto it = mTexHandles.begin(); it != mTexHandles.end(); ++it) {
glMakeTextureHandleNonResidentARB(*it);
}
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_ARBBindlessTexture_glUniformHandleui64ARB(JNIEnv *__env, jclass clazz, jint location, jlong value) {
glUniformHandleui64ARBPROC glUniformHandleui64ARB = (glUniformHandleui64ARBPROC)tlsGetFunction(1082);
UNUSED_PARAM(clazz)
glUniformHandleui64ARB(location, value);
}