bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
glm::mat4 Projection = glm::ortho(-1.0f, 1.0f, 1.0f,-1.0f, 1.0f, -1.0f);
glm::mat4 View = glm::mat4(1.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glProgramUniformMatrix4fv(ProgramName[LAYERING], UniformMVP[LAYERING], 1, GL_FALSE, &MVP[0][0]);
glProgramUniformMatrix4fv(ProgramName[VIEWPORT], UniformMVP[VIEWPORT], 1, GL_FALSE, &MVP[0][0]);
glProgramUniform1i(ProgramName[VIEWPORT], UniformDiffuse, 0);
// Pass 1
{
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName);
glViewportIndexedfv(0, &glm::vec4(0, 0, FRAMEBUFFER_SIZE)[0]);
glUseProgram(ProgramName[LAYERING]);
glBindVertexArray(VertexArrayName[LAYERING]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
}
// Pass 2
{
GLint Border = 2;
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0)[0]);
glViewportIndexedfv(0, &glm::vec4(Border, Border, WindowSize * 0.5f - 2.0f * Border)[0]);
glViewportIndexedfv(1, &glm::vec4((WindowSize.x * 0.5f) + Border, Border, WindowSize * 0.5f - 2.0f * Border)[0]);
glViewportIndexedfv(2, &glm::vec4((WindowSize.x * 0.5f) + Border, (WindowSize.y * 0.5f) + 1, WindowSize * 0.5f - 2.0f * Border)[0]);
glViewportIndexedfv(3, &glm::vec4(Border, (WindowSize.y * 0.5f) + Border, WindowSize * 0.5f - 2.0f * Border)[0]);
glUseProgram(ProgramName[VIEWPORT]);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D_ARRAY, TextureColorbufferName);
glBindSampler(0, SamplerName);
glBindVertexArray(VertexArrayName[VIEWPORT]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, nullptr, 1, 0);
}
return true;
}
void display()
{
glm::mat4 Projection = glm::ortho(-1.0f, 1.0f, 1.0f,-1.0f, 1.0f, -1.0f);
glm::mat4 View = glm::mat4(1.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glProgramUniformMatrix4fv(ProgramName[LAYERING], UniformMVP[LAYERING], 1, GL_FALSE, &MVP[0][0]);
glProgramUniformMatrix4fv(ProgramName[IMAGE_2D], UniformMVP[IMAGE_2D], 1, GL_FALSE, &MVP[0][0]);
glProgramUniform1i(ProgramName[IMAGE_2D], UniformDiffuse, 0);
// Pass 1
{
glBindSampler(0, 0);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName);
glViewportIndexedf(0, 0, 0, float(FRAMEBUFFER_SIZE.x), float(FRAMEBUFFER_SIZE.y));
glUseProgram(ProgramName[LAYERING]);
glBindVertexArray(VertexArrayName[LAYERING]);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[BUFFER_ELEMENT]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
}
// Pass 2
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glUseProgram(ProgramName[IMAGE_2D]);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D_ARRAY, TextureColorbufferName);
glBindSampler(0, SamplerName);
glBindVertexArray(VertexArrayName[IMAGE_2D]);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[BUFFER_ELEMENT]);
for(int i = 0; i < 4; ++i)
{
glProgramUniform1i(ProgramName[IMAGE_2D], UniformLayer, i);
glViewportIndexedfv(0, &glm::vec4(Viewport[i])[0]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
}
}
glf::checkError("display");
glf::swapBuffers();
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
{
glBindBuffer(GL_UNIFORM_BUFFER, BufferName[buffer::TRANSFORM]);
glm::mat4* Pointer = (glm::mat4*)glMapBufferRange(
GL_UNIFORM_BUFFER, 0, sizeof(glm::mat4),
GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x * 0.5f / WindowSize.y, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
*Pointer = Projection * this->view() * Model;
// Make sure the uniform buffer is uploaded
glUnmapBuffer(GL_UNIFORM_BUFFER);
}
float Depth(1.0f);
glClearBufferfv(GL_DEPTH, 0, &Depth);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glActiveTexture(GL_TEXTURE0 + sementics::sampler::RGB8);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::RGB8]);
glActiveTexture(GL_TEXTURE0 + sementics::sampler::DXT1);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::DXT1]);
glBindProgramPipeline(PipelineName);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glBindVertexArray(VertexArrayName);
glUseProgram(ProgramName);
std::vector<GLuint> Index(2);
Index[0] = sementics::sampling::RGB8;
Index[1] = sementics::sampling::DXT1;
glViewportIndexedf(0, 0, 0, GLfloat(WindowSize.x) / 2.0f, GLfloat(WindowSize.y));
glUniformSubroutinesuiv(GL_FRAGMENT_SHADER, GLsizei(1), &Index[0]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, nullptr, 1, 0);
glViewportIndexedf(0, GLfloat(WindowSize.x) / 2.0f, 0, GLfloat(WindowSize.x) / 2.0f, GLfloat(WindowSize.y));
glUniformSubroutinesuiv(GL_FRAGMENT_SHADER, GLsizei(1), &Index[1]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, nullptr, 1, 0);
return true;
}
void BasicMesh::Render(unsigned int NumInstances, const Matrix4f* WVPMats, const Matrix4f* WorldMats)
{
glBindBuffer(GL_ARRAY_BUFFER, m_Buffers[WVP_MAT_VB]);
glBufferData(GL_ARRAY_BUFFER, sizeof(Matrix4f) * NumInstances, WVPMats, GL_DYNAMIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, m_Buffers[WORLD_MAT_VB]);
glBufferData(GL_ARRAY_BUFFER, sizeof(Matrix4f) * NumInstances, WorldMats, GL_DYNAMIC_DRAW);
glBindVertexArray(m_VAO);
for (unsigned int i = 0 ; i < m_Entries.size() ; i++) {
const unsigned int MaterialIndex = m_Entries[i].MaterialIndex;
assert(MaterialIndex < m_Textures.size());
if (m_Textures[MaterialIndex]) {
m_Textures[MaterialIndex]->Bind(GL_TEXTURE0);
}
glDrawElementsInstancedBaseVertex(GL_TRIANGLES,
m_Entries[i].NumIndices,
GL_UNSIGNED_INT,
(void*)(sizeof(unsigned int) * m_Entries[i].BaseIndex),
NumInstances,
m_Entries[i].BaseVertex);
}
// Make sure the VAO is not changed from the outside
glBindVertexArray(0);
}
inline void VL_glDrawElementsInstancedBaseVertex(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices, GLsizei primcount, int basevertex)
{
if (glDrawElementsInstancedBaseVertex)
glDrawElementsInstancedBaseVertex(mode, count, type, indices, primcount, basevertex);
else
VL_UNSUPPORTED_FUNC();
}
void display()
{
// Compute the MVP (Model View Projection matrix)
glm::mat4 Projection = glm::perspective(45.0f, float(Window.Size.x) / float(Window.Size.y), 0.1f, 100.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
// Set the value of MVP uniform.
glProgramUniformMatrix4fv(ProgramName, UniformMVP, 1, GL_FALSE, &MVP[0][0]);
// Clear color buffer with black
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)[0]);
// Bind program
glUseProgram(ProgramName);
// Bind vertex array & draw
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ElementBufferName);
// Set the display viewport
glViewportIndexedf(0, 0, 0, float(Window.Size.x), float(Window.Size.y));
glProvokingVertex(GL_LAST_VERTEX_CONVENTION);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
glf::checkError("display");
glf::swapBuffers();
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x / WindowSize.y, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * this->view() * Model;
glViewport(0, 0, static_cast<GLsizei>(WindowSize.x), static_cast<GLsizei>(WindowSize.y));
float Depth(1.0f);
glClearBufferfv(GL_DEPTH, 0, &Depth);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f)[0]);
glUseProgram(ProgramName);
glUniformMatrix4fv(UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(UniformDisplacement, 0);
glUniform1i(UniformDiffuse, 1);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_BUFFER, TextureName[TEXTURE_DISPLACEMENT]);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_BUFFER, TextureName[TEXTURE_DIFFUSE]);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, nullptr, 5, 0);
return true;
}
void display()
{
// Compute the MVP (Model View Projection matrix)
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glViewport(0, 0, Window.Size.x, Window.Size.y);
float Depth(1.0f);
glClearBufferfv(GL_DEPTH, 0, &Depth);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f)[0]);
glUseProgram(ProgramName);
glUniformMatrix4fv(UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(UniformDisplacement, 0);
glUniform1i(UniformDiffuse, 1);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_BUFFER, TextureName[TEXTURE_DISPLACEMENT]);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_BUFFER, TextureName[TEXTURE_DIFFUSE]);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 5, 0);
glf::checkError("display");
glf::swapBuffers();
}
void display()
{
// Compute the MVP (Model View Projection matrix)
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
// Set the value of uniforms
glProgramUniformMatrix4fv(ProgramName[program::VERT], UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glProgramUniform4fv(ProgramName[program::FRAG], UniformDiffuse, 1, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
// Set the display viewport
glViewportIndexedfv(0, &glm::vec4(0, 0, Window.Size.x, Window.Size.y)[0]);
// Clear color buffer with white
float Depth(1.0f);
glClearBufferfv(GL_DEPTH, 0, &Depth);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f)[0]);
// Bind program
glBindProgramPipeline(PipelineName);
// Bind vertex array & draw
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]); // Must be called after glBindVertexArray
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
glf::checkError("display");
glf::swapBuffers();
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x / WindowSize.y, 0.1f, 1000.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * this->view() * Model;
glViewport(0, 0, static_cast<GLsizei>(WindowSize.x), static_cast<GLsizei>(WindowSize.y));
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glUseProgram(ProgramName);
glUniformMatrix4fv(UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(UniformDiffuseRGB, 0);
glUniform1i(UniformDiffuseBGR, 1);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::RGB]);
glBindSampler(0, SamplerName);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::BGR]);
glBindSampler(1, SamplerName);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, nullptr, 1, 0);
return true;
}
bool render()
{
glm::ivec2 WindowSize(this->getWindowSize());
{
glBindBuffer(GL_UNIFORM_BUFFER, BufferName[buffer::TRANSFORM]);
glm::mat4* Pointer = (glm::mat4*)glMapBufferRange(
GL_UNIFORM_BUFFER, 0, sizeof(glm::mat4) * 1,
GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
//glm::mat4 Projection = glm::perspectiveFov(glm::pi<float>() * 0.25f, 640.f, 480.f, 0.1f, 100.0f);
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
*Pointer = Projection * this->view() * Model;
// Make sure the uniform buffer is uploaded
glUnmapBuffer(GL_UNIFORM_BUFFER);
}
glViewport(0, 0, WindowSize.x, WindowSize.y);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)[0]);
glUseProgram(ProgramName);
glBindVertexArray(VertexArrayName);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 1, 0);
return true;
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
// Compute the MVP (Model View Projection matrix)
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x / WindowSize.y, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * this->view() * Model;
// Set the value of uniforms
glProgramUniformMatrix4fv(ProgramName[program::VERT], UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glProgramUniform4fv(ProgramName[program::FRAG], UniformDiffuse, 1, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
// Set the display viewport
glViewportIndexedfv(0, &glm::vec4(0, 0, WindowSize.x, WindowSize.y)[0]);
// Clear color buffer with white
float Depth(1.0f);
glClearBufferfv(GL_DEPTH, 0, &Depth);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f)[0]);
// Bind program
glBindProgramPipeline(PipelineName);
// Bind vertex array & draw
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]); // Must be called after glBindVertexArray
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, nullptr, 1, 0);
return true;
}
void display()
{
glm::dmat4 Projection = glm::perspective(45.0, 4.0 / 3.0, 0.1, 100.0);
glm::dmat4 ViewTranslateZ = glm::translate(glm::dmat4(1.0), glm::dvec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::dmat4 ViewRotateX = glm::rotate(ViewTranslateZ, double(Window.RotationCurrent.y), glm::dvec3(1.f, 0.f, 0.f));
glm::dmat4 ViewRotateY = glm::rotate(ViewRotateX, double(Window.RotationCurrent.x), glm::dvec3(0.f, 1.f, 0.f));
glm::dmat4 View = ViewRotateY;
glm::dmat4 Model = glm::dmat4(1.0f);
glm::dmat4 MVP = Projection * View * Model;
glProgramUniformMatrix4dv(ProgramName[program::VERT], UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glProgramUniform4dv(ProgramName[program::FRAG], UniformDiffuse, 1, &glm::dvec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glViewportIndexedfv(0, &glm::vec4(0, 0, Window.Size.x, Window.Size.y)[0]);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f)[0]);
glBindProgramPipeline(PipelineName);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
glf::checkError("display");
glf::swapBuffers();
}
bool render()
{
glm::ivec2 WindowSize(this->getWindowSize());
{
glBindBuffer(GL_UNIFORM_BUFFER, BufferName[buffer::TRANSFORM]);
glm::mat4* Pointer = (glm::mat4*)glMapBufferRange(GL_UNIFORM_BUFFER, 0, sizeof(glm::mat4), GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 Model = glm::scale(glm::mat4(1.0f), glm::vec3(2.0f));
*Pointer = Projection * this->view() * Model;
glUnmapBuffer(GL_UNIFORM_BUFFER);
}
glViewport(0, 0, WindowSize.x, WindowSize.y);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glBindProgramPipeline(PipelineName);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, TextureName);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 1, 0);
return true;
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
{
glBindBuffer(GL_UNIFORM_BUFFER, BufferName[buffer::PER_DRAW]);
transform* Transform = static_cast<transform*>(glMapBufferRange(GL_UNIFORM_BUFFER,
0, sizeof(transform), GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT));
glm::mat4 const Projection = glm::perspective(glm::pi<float>() * 0.25f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 const View = this->view();
glm::mat4 const Model = glm::rotate(glm::mat4(1.0f), -glm::pi<float>() * 0.5f, glm::vec3(0.0f, 0.0f, 1.0f));
Transform->MV = View * Model;
Transform->P = Projection;
Transform->Normal = glm::mat3(glm::transpose(glm::inverse(Transform->MV)));
glUnmapBuffer(GL_UNIFORM_BUFFER);
glBindBuffer(GL_UNIFORM_BUFFER, 0);
}
glViewport(0, 0, static_cast<GLsizei>(WindowSize.x), static_cast<GLsizei>(WindowSize.y));
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.2f, 0.2f, 0.2f, 1.0f)[0]);
glClearBufferfv(GL_DEPTH, 0, &glm::vec1(1.0f)[0]);
glUseProgram(ProgramName);
glBindBufferBase(GL_UNIFORM_BUFFER, uniform::PER_SCENE, BufferName[buffer::PER_SCENE]);
glBindBufferBase(GL_UNIFORM_BUFFER, uniform::PER_PASS, BufferName[buffer::PER_PASS]);
glBindBufferBase(GL_UNIFORM_BUFFER, uniform::PER_DRAW, BufferName[buffer::PER_DRAW]);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, nullptr, 1, 0);
return true;
}
bool render()
{
glm::ivec2 WindowSize(this->getWindowSize());
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, float(WindowSize.x) / float(WindowSize.y), 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * this->view() * Model;
// Clear color buffer with black
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)[0]);
// Bind program
glUseProgram(ProgramName);
// Set the value of MVP uniform.
glUniformMatrix4fv(UniformMVP, 1, GL_FALSE, &MVP[0][0]);
// Bind vertex array & draw
glBindVertexArray(VertexArrayName);
// Set the display viewport
glViewport(0, 0, WindowSize.x, WindowSize.y);
glProvokingVertex(GL_LAST_VERTEX_CONVENTION);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
return true;
}
void
piglit_init(int argc, char **argv)
{
bool pass = true;
GLuint list;
piglit_require_extension("GL_ARB_draw_instanced");
piglit_require_extension("GL_ARB_draw_elements_base_vertex");
list = glGenLists(1);
glNewList(list, GL_COMPILE);
if (!piglit_check_gl_error(0))
piglit_report_result(PIGLIT_FAIL);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, 2, GL_UNSIGNED_INT, NULL, 3, 0);
if (!piglit_check_gl_error(GL_INVALID_OPERATION))
pass = false;
glEndList();
glCallList(list);
if (!piglit_check_gl_error(0))
pass = false;
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
}
void display()
{
glm::mat4 Projection = glm::perspective(45.0f, float(Window.Size.x / 2) / float(Window.Size.y), 0.1f, 100.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glViewport(0, 0, Window.Size.x, Window.Size.y);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)[0]);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ElementBufferName);
glViewport(0, 0, Window.Size.x / 2, Window.Size.y);
glUseProgram(ProgramName[0]);
glUniformMatrix4fv(UniformMVP[0], 1, GL_FALSE, &MVP[0][0]);
glPatchParameteri(GL_PATCH_VERTICES, VertexCount);
glDrawArraysInstanced(GL_PATCHES, 0, VertexCount, 1);
glViewport(Window.Size.x / 2, 0, Window.Size.x / 2, Window.Size.y);
glUseProgram(ProgramName[1]);
glUniformMatrix4fv(UniformMVP[1], 1, GL_FALSE, &MVP[0][0]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
glf::checkError("display");
glf::swapBuffers();
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x * 0.5f / WindowSize.y, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * this->view() * Model;
glViewport(0, 0, static_cast<GLsizei>(WindowSize.x), static_cast<GLsizei>(WindowSize.y));
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)[0]);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ElementBufferName);
glViewport(0, 0, static_cast<GLsizei>(WindowSize.x * 0.5f), static_cast<GLsizei>(WindowSize.y));
glUseProgram(ProgramName[0]);
glUniformMatrix4fv(UniformMVP[0], 1, GL_FALSE, &MVP[0][0]);
glPatchParameteri(GL_PATCH_VERTICES, VertexCount);
glDrawArraysInstanced(GL_PATCHES, 0, VertexCount, 1);
glViewport(static_cast<GLint>(WindowSize.x * 0.5f), 0, static_cast<GLsizei>(WindowSize.x * 0.5f), static_cast<GLsizei>(WindowSize.y));
glUseProgram(ProgramName[1]);
glUniformMatrix4fv(UniformMVP[1], 1, GL_FALSE, &MVP[0][0]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
return true;
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
{
glBindBuffer(GL_UNIFORM_BUFFER, BufferName[buffer::TRANSFORM]);
glm::mat4* Pointer = reinterpret_cast<glm::mat4*>(glMapBufferRange(GL_UNIFORM_BUFFER, 0, sizeof(glm::mat4), GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT));
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x / WindowSize.y, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
*Pointer = Projection * this->view() * Model;
glUnmapBuffer(GL_UNIFORM_BUFFER);
}
glViewport(0, 0, static_cast<GLsizei>(WindowSize.x), static_cast<GLsizei>(WindowSize.y));
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glUseProgram(ProgramName);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D_ARRAY, TextureName);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, NULL, 1, 0);
return true;
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * this->view() * Model;
glProgramUniformMatrix4fv(ProgramName[program::VERT], UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glProgramUniform1i(ProgramName[program::FRAG], UniformDiffuse, 0);
glViewportIndexedfv(0, &glm::vec4(0, 0, WindowSize.x, WindowSize.y)[0]);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f)[0]);
glBindProgramPipeline(PipelineName);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, Texture2DName);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]); //!\ Need to be called after glBindVertexArray
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, nullptr, 1, 0);
return true;
}
void display()
{
// Compute the MVP (Model View Projection matrix)
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 ViewTranslateZ = glm::translate(glm::mat4(1.0), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslateZ, float(Window.RotationCurrent.y), glm::vec3(1.f, 0.f, 0.f));
glm::mat4 ViewRotateY = glm::rotate(ViewRotateX, float(Window.RotationCurrent.x), glm::vec3(0.f, 1.f, 0.f));
glm::mat4 View = ViewRotateY;
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glProgramUniformMatrix4fv(ProgramName[program::VERT], UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glProgramUniform1i(ProgramName[program::FRAG], UniformDiffuse, 0);
glViewportIndexedfv(0, &glm::vec4(0, 0, Window.Size.x, Window.Size.y)[0]);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f)[0]);
glBindProgramPipeline(PipelineName);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, Texture2DName);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]); //!\ Need to be called after glBindVertexArray
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, NULL, 1, 0);
glf::checkError("display");
glf::swapBuffers();
}
void renderFB(GLuint Texture2DName)
{
glm::mat4 Perspective = glm::perspective(45.0f, float(Window.Size.x) / Window.Size.y, 0.1f, 100.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y * 2.0));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Perspective * View * Model;
glProgramUniformMatrix4fv(ProgramName[program::VERTEX], UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glViewportIndexedfv(0, &glm::vec4(0, 0, Window.Size.x, Window.Size.y)[0]);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)[0]);
glBindMultiTextureEXT(GL_TEXTURE0, GL_TEXTURE_2D, Texture2DName);
glBindSampler(0, SamplerName);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, NULL, 1, 0);
glf::checkError("renderFB");
}
void display()
{
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 1000.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glViewport(0, 0, Window.Size.x, Window.Size.y);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glUseProgram(ProgramName);
glUniformMatrix4fv(UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(UniformDiffuse, 0);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, Image2DName);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, NULL, 1, 0);
glf::checkError("display");
glf::swapBuffers();
}
void display()
{
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glProgramUniform4fv(ProgramName, UniformDiffuse, 1, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glProgramUniformMatrix4fv(ProgramName, UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glViewportIndexedf(0, 0, 0, float(Window.Size.x), float(Window.Size.y));
float Depth(1.0f);
glClearBufferfv(GL_DEPTH, 0, &Depth);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)[0]);
glUseProgram(ProgramName);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ElementBufferName);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, 0, 1, 4);
glf::swapBuffers();
glf::checkError("display");
}
void display()
{
// Update of the uniform buffer
{
glBindBuffer(GL_UNIFORM_BUFFER, BufferName[buffer::TRANSFORM]);
glm::mat4* Pointer = (glm::mat4*)glMapBufferRange(
GL_UNIFORM_BUFFER, 0, sizeof(glm::mat4),
GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
//glm::mat4 Projection = glm::perspectiveFov(45.f, 640.f, 480.f, 0.1f, 100.0f);
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 8.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
*Pointer = Projection * View * Model;
// Make sure the uniform buffer is uploaded
glUnmapBuffer(GL_UNIFORM_BUFFER);
}
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
glViewport(0, 0, Window.Size.x, Window.Size.y);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName[framebuffer::DEPTH_MULTISAMPLE]);
float Depth(1.0f);
glClearBufferfv(GL_DEPTH , 0, &Depth);
// Bind rendering objects
glUseProgram(ProgramName[program::TEXTURE]);
glUniformBlockBinding(ProgramName[program::TEXTURE], UniformTransform, glf::semantic::uniform::TRANSFORM0);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::DIFFUSE]);
glBindVertexArray(VertexArrayName[program::TEXTURE]);
glBindBufferBase(GL_UNIFORM_BUFFER, glf::semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 2, 0);
// Pass 2
glDisable(GL_DEPTH_TEST);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glUseProgram(ProgramName[program::SPLASH]);
glActiveTexture(GL_TEXTURE0);
glBindVertexArray(VertexArrayName[program::SPLASH]);
glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, TextureName[texture::MULTISAMPLE]);
glDrawArraysInstanced(GL_TRIANGLES, 0, 3, 1);
glf::swapBuffers();
}
bool render()
{
glm::ivec2 WindowSize(this->getWindowSize());
{
glBindBuffer(GL_UNIFORM_BUFFER, BufferName[buffer::TRANSFORM]);
glm::mat4* Pointer = (glm::mat4*)glMapBufferRange(
GL_UNIFORM_BUFFER, 0, sizeof(glm::mat4),
GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
//glm::mat4 Projection = glm::perspectiveFov(glm::pi<float>() * 0.25f, 640.f, 480.f, 0.1f, 100.0f);
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, 4.0f / 3.0f, 0.1f, 8.0f);
glm::mat4 Model = glm::scale(glm::mat4(1.0f), glm::vec3(5.0f));
*Pointer = Projection * this->view() * Model;
// Make sure the uniform buffer is uploaded
glUnmapBuffer(GL_UNIFORM_BUFFER);
}
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
glViewport(0, 0, WindowSize.x, WindowSize.y);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName[framebuffer::DEPTH_MULTISAMPLE]);
float Depth(1.0f);
glClearBufferfv(GL_DEPTH , 0, &Depth);
// Bind rendering objects
glUseProgram(ProgramName[program::TEXTURE]);
glUniformBlockBinding(ProgramName[program::TEXTURE], UniformTransform, semantic::uniform::TRANSFORM0);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::DIFFUSE]);
glBindVertexArray(VertexArrayName[program::TEXTURE]);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 2, 0);
// Pass 2
glDisable(GL_DEPTH_TEST);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glUseProgram(ProgramName[program::SPLASH]);
glActiveTexture(GL_TEXTURE0);
glBindVertexArray(VertexArrayName[program::SPLASH]);
glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, TextureName[texture::MULTISAMPLE]);
glDrawArraysInstanced(GL_TRIANGLES, 0, 3, 1);
return true;
}
/* void glDrawElementsInstancedBaseVertex ( GLenum mode, GLsizei count, GLenum type, const void *indices, GLsizei instanceCount, GLint basevertex ) */
static void
android_glDrawElementsInstancedBaseVertex__IIIIII
(JNIEnv *_env, jobject _this, jint mode, jint count, jint type, jint indicesOffset, jint instanceCount, jint basevertex) {
glDrawElementsInstancedBaseVertex(
(GLenum)mode,
(GLsizei)count,
(GLenum)type,
(void *)static_cast<uintptr_t>(indicesOffset),
(GLsizei)instanceCount,
(GLint)basevertex
);
}
void display()
{
glm::mat4 Projection = glm::perspective(45.0f, 4.0f / 3.0f, 0.1f, 100.0f);
glm::mat4 ViewTranslate = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Window.TranlationCurrent.y));
glm::mat4 ViewRotateX = glm::rotate(ViewTranslate, Window.RotationCurrent.y, glm::vec3(1.f, 0.f, 0.f));
glm::mat4 View = glm::rotate(ViewRotateX, Window.RotationCurrent.x, glm::vec3(0.f, 1.f, 0.f));
glm::mat4 Model = glm::mat4(1.0f);
glm::mat4 MVP = Projection * View * Model;
glViewport(0, 0, Window.Size.x, Window.Size.y);
float Depth(1.0f);
glClearBufferfv(GL_DEPTH, 0, &Depth);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(0.0f)[0]);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::RGB8]);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, TextureName[texture::DXT1]);
glUseProgram(ProgramName);
glUniformMatrix4fv(UniformMVP, 1, GL_FALSE, &MVP[0][0]);
glUniform1i(UniformRGB8, 0);
glUniform1i(UniformDXT1, 1);
glBindVertexArray(VertexArrayName);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, BufferName[buffer::ELEMENT]);
glUniform1f(UniformDisplacement, 0.2f);
glUniformSubroutinesuiv(GL_FRAGMENT_SHADER, 1, &IndexDXT1);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, NULL, 1, 0);
glUniform1f(UniformDisplacement, -0.2f);
glUniformSubroutinesuiv(GL_FRAGMENT_SHADER, 1, &IndexRGB8);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, ElementCount, GL_UNSIGNED_INT, NULL, 1, 0);
glf::checkError("display");
glf::swapBuffers();
}
void Batch3DGeometry::render_batch() {
//Vertices data
glBindBuffer(GL_ARRAY_BUFFER, m_vbo);
glBufferData(GL_ARRAY_BUFFER, vertices.size() * sizeof(Vertex3D), vertices.data(), GL_STATIC_DRAW);
//Indices data
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_index_vbo);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, indices.size() * sizeof(U32), indices.data(), GL_STATIC_DRAW);
Shader* old_shader = nullptr;
U64 buffer_data_offset = 0;
for (const auto& rb : m_render_batches){
auto curr_shader = rb.model->material.shader;
curr_shader->use();
U32 old_shader_size = 0;//keep track of the size of the last used shader
if (old_shader)old_shader_size = old_shader->attributes_struct_size;
//If the new batch has a different shader than the one before,
//enable attributes and send global data
if (old_shader != curr_shader){
old_shader = curr_shader;
enable_attributes(curr_shader);
U8 curr_samp = 0;
//Send global shader uniforms
for (const auto& cnt : curr_shader->global_uniforms_data){
curr_shader->send_global_uniform_to_shader(cnt.first, cnt.second.value, &curr_samp);
}
}
U8 current_sampler = 0;
for (const auto& cnt : rb.model->material.uniform_map)
{
curr_shader->send_material_uniform_to_shader(cnt.first, cnt.second, ¤t_sampler);
}
glBindBuffer(GL_ARRAY_BUFFER, m_i_vbo);
glBufferData(GL_ARRAY_BUFFER, rb.num_instances * curr_shader->attributes_struct_size, (void*)((U64)input_instances + buffer_data_offset ), GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
buffer_data_offset += rb.num_instances* curr_shader->attributes_struct_size;
U32 offset = rb.indices_offset * sizeof(U32);
glDrawElementsInstancedBaseVertex(GL_TRIANGLES, rb.num_indices, GL_UNSIGNED_INT, (void*)offset, rb.num_instances, rb.vertex_offset);
curr_shader->unuse();
}
}
