void drawObjectPass2(const GLMesh &mesh, const core::matrix4 &ModelViewProjectionMatrix, const core::matrix4 &TextureMatrix)
{
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
setTexture(0, mesh.textures[0], GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
if (irr_driver->getLightViz())
{
GLint swizzleMask[] = { GL_ONE, GL_ONE, GL_ONE, GL_ALPHA };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
else
{
GLint swizzleMask[] = { GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
setTexture(1, getTextureGLuint(irr_driver->getRTT(RTT_TMP1)), GL_NEAREST, GL_NEAREST);
setTexture(2, getTextureGLuint(irr_driver->getRTT(RTT_TMP2)), GL_NEAREST, GL_NEAREST);
setTexture(3, getTextureGLuint(irr_driver->getRTT(RTT_SSAO)), GL_NEAREST, GL_NEAREST);
if (!UserConfigParams::m_ssao)
{
GLint swizzleMask[] = { GL_ONE, GL_ONE, GL_ONE, GL_ONE };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
glUseProgram(MeshShader::ObjectPass2Shader::Program);
MeshShader::ObjectPass2Shader::setUniforms(ModelViewProjectionMatrix, TextureMatrix, 0, 1, 2, 3);
glBindVertexArray(mesh.vao_second_pass);
glDrawElements(ptype, count, itype, 0);
}
void drawCaustics(const GLMesh &mesh, const core::matrix4 & ModelViewProjectionMatrix, core::vector2df dir, core::vector2df dir2)
{
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
setTexture(0, mesh.textures[0], GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
if (irr_driver->getLightViz())
{
GLint swizzleMask[] = { GL_ONE, GL_ONE, GL_ONE, GL_ALPHA };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
else
{
GLint swizzleMask[] = { GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
setTexture(1, getTextureGLuint(irr_driver->getTexture(file_manager->getAsset("textures/caustics.png").c_str())), GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
setTexture(2, getTextureGLuint(irr_driver->getRTT(RTT_TMP1)), GL_NEAREST, GL_NEAREST);
setTexture(3, getTextureGLuint(irr_driver->getRTT(RTT_TMP2)), GL_NEAREST, GL_NEAREST);
setTexture(4, getTextureGLuint(irr_driver->getRTT(RTT_SSAO)), GL_NEAREST, GL_NEAREST);
if (!UserConfigParams::m_ssao)
{
GLint swizzleMask[] = { GL_ONE, GL_ONE, GL_ONE, GL_ONE };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
glUseProgram(MeshShader::CausticsShader::Program);
MeshShader::CausticsShader::setUniforms(ModelViewProjectionMatrix, dir, dir2, core::vector2df(UserConfigParams::m_width, UserConfigParams::m_height), 0, 2, 3, 4, 1);
glBindVertexArray(mesh.vao_second_pass);
glDrawElements(ptype, count, itype, 0);
}
void ParticleSystemProxy::setEmitter(scene::IParticleEmitter* emitter)
{
CParticleSystemSceneNode::setEmitter(emitter);
if (!emitter || !isGPUParticleType(emitter->getType()))
return;
has_height_map = false;
flip = false;
count = emitter->getMaxParticlesPerSecond() * emitter->getMaxLifeTime() / 1000;
switch (emitter->getType())
{
case scene::EPET_POINT:
generateParticlesFromPointEmitter(emitter);
break;
case scene::EPET_BOX:
generateParticlesFromBoxEmitter(static_cast<scene::IParticleBoxEmitter *>(emitter));
break;
case scene::EPET_SPHERE:
generateParticlesFromSphereEmitter(static_cast<scene::IParticleSphereEmitter *>(emitter));
break;
default:
assert(0 && "Wrong particle type");
}
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
video::ITexture *tex = getMaterial(0).getTexture(0);
compressTexture(tex, true, true);
texture = getTextureGLuint(getMaterial(0).getTexture(0));
}
void draw2DVertexPrimitiveList(video::ITexture *tex, const void* vertices,
u32 vertexCount, const void* indexList, u32 primitiveCount,
video::E_VERTEX_TYPE vType, scene::E_PRIMITIVE_TYPE pType, video::E_INDEX_TYPE iType)
{
if (!irr_driver->isGLSL())
{
irr_driver->getVideoDriver()->draw2DVertexPrimitiveList(vertices, vertexCount, indexList, primitiveCount, vType, pType, iType);
return;
}
GLuint tmpvao, tmpvbo, tmpibo;
primitiveCount += 2;
glGenVertexArrays(1, &tmpvao);
glBindVertexArray(tmpvao);
glGenBuffers(1, &tmpvbo);
glBindBuffer(GL_ARRAY_BUFFER, tmpvbo);
glBufferData(GL_ARRAY_BUFFER, vertexCount * getVertexPitchFromType(vType), vertices, GL_STREAM_DRAW);
glGenBuffers(1, &tmpibo);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, tmpibo);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, primitiveCount * sizeof(u16), indexList, GL_STREAM_DRAW);
VertexUtils::bindVertexArrayAttrib(vType);
glUseProgram(UIShader::Primitive2DList::getInstance()->Program);
UIShader::Primitive2DList::getInstance()->setUniforms();
const video::SOverrideMaterial &m = irr_driver->getVideoDriver()->getOverrideMaterial();
compressTexture(tex, false);
UIShader::Primitive2DList::getInstance()->SetTextureUnits({ getTextureGLuint(tex) });
glDrawElements(GL_TRIANGLE_FAN, primitiveCount, GL_UNSIGNED_SHORT, 0);
glDeleteVertexArrays(1, &tmpvao);
glDeleteBuffers(1, &tmpvbo);
glDeleteBuffers(1, &tmpibo);
}
RainNode::RainNode(scene::ISceneManager* mgr, ITexture *tex)
: GPUParticle(0, mgr, tex)
{
RenderProgram = LoadProgram(file_manager->getAsset("shaders/rain.vert").c_str(), file_manager->getAsset("shaders/rain.frag").c_str());
loc_screenw = glGetUniformLocation(RenderProgram, "screenw");
loc_screen = glGetUniformLocation(RenderProgram, "screen");
loc_invproj = glGetUniformLocation(RenderProgram, "invproj");
texloc_tex = glGetUniformLocation(RenderProgram, "tex");
texloc_normal_and_depths = glGetUniformLocation(RenderProgram, "normals_and_depth");
const char *varyings[] = { "currentPosition" };
SimulationProgram = LoadTFBProgram(file_manager->getAsset("shaders/rainsim.vert").c_str(), varyings, 1);
loc_campos = glGetUniformLocation(SimulationProgram, "campos");
loc_viewm = glGetUniformLocation(SimulationProgram, "viewm");
loc_time = glGetUniformLocation(SimulationProgram, "time");
count = 2500;
area = 3500;
u32 i;
float x, y, z, vertices[7500];
for (i = 0; i < count; i++)
{
x = ((rand() % area) - area / 2) / 100.0f;
y = ((rand() % 2400)) / 100.0f;
z = ((rand() % area) - area / 2) / 100.0f;
vertices[3 * i] = x;
vertices[3 * i + 1] = y;
vertices[3 * i + 2] = z;
}
texture = getTextureGLuint(tex);
normal_and_depth = getTextureGLuint(irr_driver->getRTT(RTT_NORMAL_AND_DEPTH));
glGenBuffers(2, tfb_vertex_buffer);
glBindBuffer(GL_ARRAY_BUFFER, tfb_vertex_buffer[0]);
glBufferData(GL_ARRAY_BUFFER, 3 * count * sizeof(float), vertices, GL_STREAM_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, tfb_vertex_buffer[1]);
glBufferData(GL_ARRAY_BUFFER, 3 * count * sizeof(float), 0, GL_STREAM_DRAW);
box.addInternalPoint(vector3df((float)(-area / 2)));
box.addInternalPoint(vector3df((float)(area / 2)));
}
void ParticleSystemProxy::setEmitter(scene::IParticleEmitter* emitter)
{
CParticleSystemSceneNode::setEmitter(emitter);
if (!emitter || !isGPUParticleType(emitter->getType()))
return;
has_height_map = false;
flip = false;
// Pass a fake material type to force irrlicht to update its internal states on rendering
setMaterialType(irr_driver->getShader(ES_RAIN));
setAutomaticCulling(0);
count = emitter->getMaxParticlesPerSecond() * emitter->getMaxLifeTime() / 1000;
switch (emitter->getType())
{
case scene::EPET_POINT:
generateParticlesFromPointEmitter(emitter);
break;
case scene::EPET_BOX:
generateParticlesFromBoxEmitter(static_cast<scene::IParticleBoxEmitter *>(emitter));
break;
case scene::EPET_SPHERE:
generateParticlesFromSphereEmitter(static_cast<scene::IParticleSphereEmitter *>(emitter));
break;
default:
assert(0 && "Wrong particle type");
}
glBindBuffer(GL_ARRAY_BUFFER, 0);
texture = getTextureGLuint(getMaterial(0).getTexture(0));
normal_and_depth = getTextureGLuint(irr_driver->getRTT(RTT_NORMAL_AND_DEPTH));
if (SimpleSimulationShader::Program && SimpleParticleRender::Program && FlipParticleRender::Program && HeightmapSimulationShader::Program)
return;
SimpleSimulationShader::init();
HeightmapSimulationShader::init();
SimpleParticleRender::init();
FlipParticleRender::init();
}
void drawUntexturedObject(const GLMesh &mesh, const core::matrix4 &ModelViewProjectionMatrix)
{
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
setTexture(0, getTextureGLuint(irr_driver->getRTT(RTT_TMP1)), GL_NEAREST, GL_NEAREST);
setTexture(1, getTextureGLuint(irr_driver->getRTT(RTT_TMP2)), GL_NEAREST, GL_NEAREST);
setTexture(2, getTextureGLuint(irr_driver->getRTT(RTT_SSAO)), GL_NEAREST, GL_NEAREST);
if (!UserConfigParams::m_ssao)
{
GLint swizzleMask[] = {GL_ONE, GL_ONE, GL_ONE, GL_ONE};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
glUseProgram(MeshShader::UntexturedObjectShader::Program);
MeshShader::UntexturedObjectShader::setUniforms(ModelViewProjectionMatrix, 0, 1, 2);
glBindVertexArray(mesh.vao_second_pass);
glDrawElements(ptype, count, itype, 0);
}
static void
SetTexture(GLMesh &mesh, unsigned i, bool isSrgb)
{
if (!mesh.textures[i])
mesh.textures[i] = getUnicolorTexture(video::SColor(255, 255, 255, 255));
compressTexture(mesh.textures[i], isSrgb);
if (UserConfigParams::m_azdo)
{
if (!mesh.TextureHandles[i])
mesh.TextureHandles[i] = glGetTextureSamplerHandleARB(getTextureGLuint(mesh.textures[i]), MeshShader::ObjectPass1Shader::getInstance()->SamplersId[0]);
if (!glIsTextureHandleResidentARB(mesh.TextureHandles[i]))
glMakeTextureHandleResidentARB(mesh.TextureHandles[i]);
}
}
void STKMeshSceneNode::drawDisplace(const GLMesh &mesh)
{
DisplaceProvider * const cb = (DisplaceProvider *)irr_driver->getCallback(ES_DISPLACE);
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
computeMVP(ModelViewProjectionMatrix);
core::matrix4 ModelViewMatrix = irr_driver->getVideoDriver()->getTransform(video::ETS_VIEW);
ModelViewMatrix *= irr_driver->getVideoDriver()->getTransform(video::ETS_WORLD);
// Generate displace mask
// Use RTT_TMP4 as displace mask
irr_driver->getVideoDriver()->setRenderTarget(irr_driver->getRTT(RTT_TMP4), false, false);
glUseProgram(MeshShader::DisplaceMaskShader::Program);
MeshShader::DisplaceMaskShader::setUniforms(ModelViewProjectionMatrix);
assert(mesh.vao_displace_mask_pass);
glBindVertexArray(mesh.vao_displace_mask_pass);
glDrawElements(ptype, count, itype, 0);
// Render the effect
if (!displaceTex)
displaceTex = irr_driver->getTexture(FileManager::TEXTURE, "displace.png");
irr_driver->getVideoDriver()->setRenderTarget(irr_driver->getRTT(RTT_DISPLACE), false, false);
setTexture(0, getTextureGLuint(displaceTex), GL_LINEAR, GL_LINEAR, true);
setTexture(1, getTextureGLuint(irr_driver->getRTT(RTT_TMP4)), GL_LINEAR, GL_LINEAR, true);
setTexture(2, getTextureGLuint(irr_driver->getRTT(RTT_COLOR)), GL_LINEAR, GL_LINEAR, true);
glUseProgram(MeshShader::DisplaceShader::Program);
MeshShader::DisplaceShader::setUniforms(ModelViewProjectionMatrix, ModelViewMatrix, core::vector2df(cb->getDirX(), cb->getDirY()), core::vector2df(cb->getDir2X(), cb->getDir2Y()), core::vector2df(UserConfigParams::m_width, UserConfigParams::m_height), 0, 1, 2);
assert(mesh.vao_displace_pass);
glBindVertexArray(mesh.vao_displace_pass);
glDrawElements(ptype, count, itype, 0);
}
void drawBubble(const GLMesh &mesh, const core::matrix4 &ModelViewProjectionMatrix)
{
irr_driver->IncreaseObjectCount();
const float time = irr_driver->getDevice()->getTimer()->getTime() / 1000.0f;
float transparency = 1.;
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
compressTexture(mesh.textures[0], true);
setTexture(0, getTextureGLuint(mesh.textures[0]), GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
MeshShader::BubbleShader::setUniforms(ModelViewProjectionMatrix, 0, time, transparency);
glDrawElementsBaseVertex(ptype, count, itype, (GLvoid *)mesh.vaoOffset, mesh.vaoBaseVertex);
}
void STKMeshSceneNode::drawDisplace(const GLMesh &mesh)
{
DisplaceProvider * const cb = (DisplaceProvider *)irr_driver->getCallback(ES_DISPLACE);
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
computeMVP(ModelViewProjectionMatrix);
core::matrix4 ModelViewMatrix = irr_driver->getVideoDriver()->getTransform(video::ETS_VIEW);
ModelViewMatrix *= irr_driver->getVideoDriver()->getTransform(video::ETS_WORLD);
setTexture(0, getTextureGLuint(irr_driver->getTexture(FileManager::TEXTURE, "displace.png")), GL_LINEAR, GL_LINEAR, true);
glUseProgram(MeshShader::DisplaceShader::Program);
MeshShader::DisplaceShader::setUniforms(ModelViewProjectionMatrix, ModelViewMatrix, cb->getDirX(), cb->getDirY(), cb->getDir2X(), cb->getDir2Y(), 0);
glBindVertexArray(mesh.vao_displace_pass);
glDrawElements(ptype, count, itype, 0);
}
void STKMeshSceneNode::render()
{
irr::video::IVideoDriver* driver = irr_driver->getVideoDriver();
if (!Mesh || !driver)
return;
++PassCount;
updateNoGL();
updateGL();
bool isTransparent;
for (u32 i = 0; i < Mesh->getMeshBufferCount(); ++i)
{
scene::IMeshBuffer* mb = Mesh->getMeshBuffer(i);
if (!mb)
continue;
video::E_MATERIAL_TYPE type = mb->getMaterial().MaterialType;
video::IMaterialRenderer* rnd = driver->getMaterialRenderer(type);
isTransparent = rnd->isTransparent();
break;
}
if ((irr_driver->getPhase() == SOLID_NORMAL_AND_DEPTH_PASS) && immediate_draw && !isTransparent)
{
core::matrix4 invmodel;
AbsoluteTransformation.getInverse(invmodel);
glDisable(GL_CULL_FACE);
if (update_each_frame)
updatevbo();
glUseProgram(MeshShader::ObjectPass1Shader::getInstance()->Program);
// Only untextured
for (unsigned i = 0; i < GLmeshes.size(); i++)
{
irr_driver->IncreaseObjectCount();
GLMesh &mesh = GLmeshes[i];
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
compressTexture(mesh.textures[0], true);
if (UserConfigParams::m_azdo)
{
if (!mesh.TextureHandles[0])
mesh.TextureHandles[0] = glGetTextureSamplerHandleARB(getTextureGLuint(mesh.textures[0]), MeshShader::TransparentFogShader::getInstance()->SamplersId[0]);
if (!glIsTextureHandleResidentARB(mesh.TextureHandles[0]))
glMakeTextureHandleResidentARB(mesh.TextureHandles[0]);
MeshShader::ObjectPass1Shader::getInstance()->SetTextureHandles(createVector<uint64_t>(mesh.TextureHandles[0]));
}
else
MeshShader::ObjectPass1Shader::getInstance()->SetTextureUnits(std::vector < GLuint > { getTextureGLuint(mesh.textures[0]) });
MeshShader::ObjectPass1Shader::getInstance()->setUniforms(AbsoluteTransformation, invmodel);
assert(mesh.vao);
glBindVertexArray(mesh.vao);
glDrawElements(ptype, count, itype, 0);
glBindVertexArray(0);
}
glEnable(GL_CULL_FACE);
return;
}
if (irr_driver->getPhase() == SOLID_LIT_PASS && immediate_draw && !isTransparent)
{
core::matrix4 invmodel;
AbsoluteTransformation.getInverse(invmodel);
glDisable(GL_CULL_FACE);
if (update_each_frame && !UserConfigParams::m_dynamic_lights)
updatevbo();
glUseProgram(MeshShader::ObjectPass2Shader::getInstance()->Program);
// Only untextured
for (unsigned i = 0; i < GLmeshes.size(); i++)
{
irr_driver->IncreaseObjectCount();
GLMesh &mesh = GLmeshes[i];
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
if (UserConfigParams::m_azdo)
{
GLuint64 DiffuseHandle = glGetTextureSamplerHandleARB(irr_driver->getRenderTargetTexture(RTT_DIFFUSE), MeshShader::ObjectPass2Shader::getInstance()->SamplersId[0]);
if (!glIsTextureHandleResidentARB(DiffuseHandle))
glMakeTextureHandleResidentARB(DiffuseHandle);
GLuint64 SpecularHandle = glGetTextureSamplerHandleARB(irr_driver->getRenderTargetTexture(RTT_SPECULAR), MeshShader::ObjectPass2Shader::getInstance()->SamplersId[1]);
if (!glIsTextureHandleResidentARB(SpecularHandle))
glMakeTextureHandleResidentARB(SpecularHandle);
GLuint64 SSAOHandle = glGetTextureSamplerHandleARB(irr_driver->getRenderTargetTexture(RTT_HALF1_R), MeshShader::ObjectPass2Shader::getInstance()->SamplersId[2]);
if (!glIsTextureHandleResidentARB(SSAOHandle))
glMakeTextureHandleResidentARB(SSAOHandle);
if (!mesh.TextureHandles[0])
mesh.TextureHandles[0] = glGetTextureSamplerHandleARB(getTextureGLuint(mesh.textures[0]), MeshShader::TransparentFogShader::getInstance()->SamplersId[0]);
if (!glIsTextureHandleResidentARB(mesh.TextureHandles[0]))
glMakeTextureHandleResidentARB(mesh.TextureHandles[0]);
MeshShader::ObjectPass2Shader::getInstance()->SetTextureHandles(createVector<uint64_t>(DiffuseHandle, SpecularHandle, SSAOHandle, mesh.TextureHandles[0]));
}
else
MeshShader::ObjectPass2Shader::getInstance()->SetTextureUnits(createVector<GLuint>(
irr_driver->getRenderTargetTexture(RTT_DIFFUSE),
irr_driver->getRenderTargetTexture(RTT_SPECULAR),
irr_driver->getRenderTargetTexture(RTT_HALF1_R),
getTextureGLuint(mesh.textures[0])));
MeshShader::ObjectPass2Shader::getInstance()->setUniforms(AbsoluteTransformation, mesh.TextureMatrix);
assert(mesh.vao);
glBindVertexArray(mesh.vao);
glDrawElements(ptype, count, itype, 0);
glBindVertexArray(0);
}
glEnable(GL_CULL_FACE);
return;
}
if (irr_driver->getPhase() == GLOW_PASS)
{
glUseProgram(MeshShader::ColorizeShader::getInstance()->Program);
for (u32 i = 0; i < Mesh->getMeshBufferCount(); ++i)
{
scene::IMeshBuffer* mb = Mesh->getMeshBuffer(i);
if (!mb)
continue;
if (irr_driver->hasARB_base_instance())
glBindVertexArray(VAOManager::getInstance()->getVAO(video::EVT_STANDARD));
else
glBindVertexArray(GLmeshes[i].vao);
drawGlow(GLmeshes[i]);
}
}
if (irr_driver->getPhase() == TRANSPARENT_PASS && isTransparent)
{
ModelViewProjectionMatrix = computeMVP(AbsoluteTransformation);
if (immediate_draw)
{
if (update_each_frame)
updatevbo();
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
if (World::getWorld() && World::getWorld()->isFogEnabled())
{
glUseProgram(MeshShader::TransparentFogShader::getInstance()->Program);
for (unsigned i = 0; i < GLmeshes.size(); i++)
{
GLMesh &mesh = GLmeshes[i];
irr_driver->IncreaseObjectCount();
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
const Track * const track = World::getWorld()->getTrack();
// This function is only called once per frame - thus no need for setters.
const float fogmax = track->getFogMax();
const float startH = track->getFogStartHeight();
const float endH = track->getFogEndHeight();
const float start = track->getFogStart();
const float end = track->getFogEnd();
const video::SColor tmpcol = track->getFogColor();
video::SColorf col(tmpcol.getRed() / 255.0f,
tmpcol.getGreen() / 255.0f,
tmpcol.getBlue() / 255.0f);
compressTexture(mesh.textures[0], true);
if (UserConfigParams::m_azdo)
{
if (!mesh.TextureHandles[0])
mesh.TextureHandles[0] = glGetTextureSamplerHandleARB(getTextureGLuint(mesh.textures[0]), MeshShader::TransparentFogShader::getInstance()->SamplersId[0]);
if (!glIsTextureHandleResidentARB(mesh.TextureHandles[0]))
glMakeTextureHandleResidentARB(mesh.TextureHandles[0]);
MeshShader::TransparentFogShader::getInstance()->SetTextureHandles(createVector<uint64_t>(mesh.TextureHandles[0]));
}
else
MeshShader::TransparentFogShader::getInstance()->SetTextureUnits(std::vector<GLuint>{ getTextureGLuint(mesh.textures[0]) });
MeshShader::TransparentFogShader::getInstance()->setUniforms(AbsoluteTransformation, mesh.TextureMatrix, fogmax, startH, endH, start, end, col);
assert(mesh.vao);
glBindVertexArray(mesh.vao);
glDrawElements(ptype, count, itype, 0);
glBindVertexArray(0);
}
}
else
{
glUseProgram(MeshShader::TransparentShader::getInstance()->Program);
for (unsigned i = 0; i < GLmeshes.size(); i++)
{
irr_driver->IncreaseObjectCount();
GLMesh &mesh = GLmeshes[i];
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
compressTexture(mesh.textures[0], true);
if (UserConfigParams::m_azdo)
{
if (!mesh.TextureHandles[0])
mesh.TextureHandles[0] = glGetTextureSamplerHandleARB(getTextureGLuint(mesh.textures[0]), MeshShader::TransparentShader::getInstance()->SamplersId[0]);
if (!glIsTextureHandleResidentARB(mesh.TextureHandles[0]))
glMakeTextureHandleResidentARB(mesh.TextureHandles[0]);
MeshShader::TransparentShader::getInstance()->SetTextureHandles(createVector<uint64_t>(mesh.TextureHandles[0]));
}
else
MeshShader::TransparentShader::getInstance()->SetTextureUnits(std::vector<GLuint>{ getTextureGLuint(mesh.textures[0]) });
MeshShader::TransparentShader::getInstance()->setUniforms(AbsoluteTransformation, mesh.TextureMatrix);
assert(mesh.vao);
glBindVertexArray(mesh.vao);
glDrawElements(ptype, count, itype, 0);
glBindVertexArray(0);
}
}
return;
}
}
}
GLMesh allocateMeshBuffer(scene::IMeshBuffer* mb)
{
GLMesh result = {};
if (!mb)
return result;
glBindVertexArray(0);
glGenBuffers(1, &(result.vertex_buffer));
glGenBuffers(1, &(result.index_buffer));
glBindBuffer(GL_ARRAY_BUFFER, result.vertex_buffer);
const void* vertices = mb->getVertices();
const u32 vertexCount = mb->getVertexCount();
const irr::video::E_VERTEX_TYPE vType = mb->getVertexType();
result.Stride = getVertexPitchFromType(vType);
const c8* vbuf = static_cast<const c8*>(vertices);
glBufferData(GL_ARRAY_BUFFER, vertexCount * result.Stride, vbuf, GL_STATIC_DRAW);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, result.index_buffer);
const void* indices = mb->getIndices();
u32 indexCount = mb->getIndexCount();
GLenum indexSize;
switch (mb->getIndexType())
{
case irr::video::EIT_16BIT:
{
indexSize = sizeof(u16);
result.IndexType = GL_UNSIGNED_SHORT;
break;
}
case irr::video::EIT_32BIT:
{
indexSize = sizeof(u32);
result.IndexType = GL_UNSIGNED_INT;
break;
}
default:
{
assert(0 && "Wrong index size");
}
}
glBufferData(GL_ELEMENT_ARRAY_BUFFER, indexCount * indexSize, indices, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
result.IndexCount = mb->getIndexCount();
switch (mb->getPrimitiveType())
{
case scene::EPT_POINTS:
result.PrimitiveType = GL_POINTS;
break;
case scene::EPT_TRIANGLE_STRIP:
result.PrimitiveType = GL_TRIANGLE_STRIP;
break;
case scene::EPT_TRIANGLE_FAN:
result.PrimitiveType = GL_TRIANGLE_FAN;
break;
case scene::EPT_LINES:
result.PrimitiveType = GL_LINES;
break;
case scene::EPT_TRIANGLES:
result.PrimitiveType = GL_TRIANGLES;
break;
case scene::EPT_POINT_SPRITES:
case scene::EPT_LINE_LOOP:
case scene::EPT_POLYGON:
case scene::EPT_LINE_STRIP:
case scene::EPT_QUAD_STRIP:
case scene::EPT_QUADS:
assert(0 && "Unsupported primitive type");
}
ITexture *tex;
for (unsigned i = 0; i < 6; i++)
{
tex = mb->getMaterial().getTexture(i);
if (tex)
result.textures[i] = getTextureGLuint(tex);
else
result.textures[i] = 0;
}
return result;
}
void drawSplatting(const GLMesh &mesh, const core::matrix4 &ModelViewProjectionMatrix)
{
GLenum ptype = mesh.PrimitiveType;
GLenum itype = mesh.IndexType;
size_t count = mesh.IndexCount;
// Texlayout
setTexture(0, mesh.textures[1], GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
if (irr_driver->getLightViz())
{
GLint swizzleMask[] = {GL_ONE, GL_ONE, GL_ONE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
else
{
GLint swizzleMask[] = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
//Tex detail0
setTexture(1, mesh.textures[2], GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
if (irr_driver->getLightViz())
{
GLint swizzleMask[] = {GL_ONE, GL_ONE, GL_ONE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
else
{
GLint swizzleMask[] = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
//Tex detail1
setTexture(2, mesh.textures[3], GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
if (irr_driver->getLightViz())
{
GLint swizzleMask[] = {GL_ONE, GL_ONE, GL_ONE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
else
{
GLint swizzleMask[] = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
//Tex detail2
setTexture(3, mesh.textures[4], GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
if (irr_driver->getLightViz())
{
GLint swizzleMask[] = {GL_ONE, GL_ONE, GL_ONE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
else
{
GLint swizzleMask[] = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
//Tex detail3
setTexture(4, mesh.textures[5], GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, true);
if (irr_driver->getLightViz())
{
GLint swizzleMask[] = {GL_ONE, GL_ONE, GL_ONE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
else
{
GLint swizzleMask[] = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
// Diffuse
setTexture(5, getTextureGLuint(irr_driver->getRTT(RTT_TMP1)), GL_NEAREST, GL_NEAREST);
// Specular
setTexture(6, getTextureGLuint(irr_driver->getRTT(RTT_TMP2)), GL_NEAREST, GL_NEAREST);
// SSAO
setTexture(7, getTextureGLuint(irr_driver->getRTT(RTT_SSAO)), GL_NEAREST, GL_NEAREST);
if (!UserConfigParams::m_ssao)
{
GLint swizzleMask[] = {GL_ONE, GL_ONE, GL_ONE, GL_ONE};
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
}
glUseProgram(MeshShader::SplattingShader::Program);
MeshShader::SplattingShader::setUniforms(ModelViewProjectionMatrix, 0, 1, 2, 3, 4, 5, 6, 7);
glBindVertexArray(mesh.vao_second_pass);
glDrawElements(ptype, count, itype, 0);
}
void compressTexture(irr::video::ITexture *tex, bool srgb, bool premul_alpha)
{
if (AlreadyTransformedTexture.find(tex) != AlreadyTransformedTexture.end())
return;
AlreadyTransformedTexture.insert(tex);
glBindTexture(GL_TEXTURE_2D, getTextureGLuint(tex));
std::string cached_file;
if (CVS->isTextureCompressionEnabled())
{
// Try to retrieve the compressed texture in cache
std::string tex_name = irr_driver->getTextureName(tex);
if (!tex_name.empty()) {
cached_file = file_manager->getTextureCacheLocation(tex_name) + ".gltz";
if (!file_manager->fileIsNewer(tex_name, cached_file)) {
if (loadCompressedTexture(cached_file))
return;
}
}
}
size_t w = tex->getSize().Width, h = tex->getSize().Height;
unsigned char *data = new unsigned char[w * h * 4];
memcpy(data, tex->lock(), w * h * 4);
tex->unlock();
unsigned internalFormat, Format;
if (tex->hasAlpha())
Format = GL_BGRA;
else
Format = GL_BGR;
if (premul_alpha)
{
for (unsigned i = 0; i < w * h; i++)
{
float alpha = data[4 * i + 3];
if (alpha > 0.)
alpha = pow(alpha / 255.f, 1.f / 2.2f);
data[4 * i] = (unsigned char)(data[4 * i] * alpha);
data[4 * i + 1] = (unsigned char)(data[4 * i + 1] * alpha);
data[4 * i + 2] = (unsigned char)(data[4 * i + 2] * alpha);
}
}
if (!CVS->isTextureCompressionEnabled())
{
if (srgb)
internalFormat = (tex->hasAlpha()) ? GL_SRGB_ALPHA : GL_SRGB;
else
internalFormat = (tex->hasAlpha()) ? GL_RGBA : GL_RGB;
}
else
{
if (srgb)
internalFormat = (tex->hasAlpha()) ? GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT : GL_COMPRESSED_SRGB_S3TC_DXT1_EXT;
else
internalFormat = (tex->hasAlpha()) ? GL_COMPRESSED_RGBA_S3TC_DXT5_EXT : GL_COMPRESSED_RGB_S3TC_DXT1_EXT;
}
glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, w, h, 0, Format, GL_UNSIGNED_BYTE, (GLvoid *)data);
glGenerateMipmap(GL_TEXTURE_2D);
delete[] data;
if (CVS->isTextureCompressionEnabled() && !cached_file.empty())
{
// Save the compressed texture in the cache for later use.
saveCompressedTexture(cached_file);
}
}