void KRSprite::render(KRCamera *pCamera, std::vector<KRPointLight *> &point_lights, std::vector<KRDirectionalLight *> &directional_lights, std::vector<KRSpotLight *>&spot_lights, const KRViewport &viewport, KRNode::RenderPass renderPass) {
if(m_lod_visible >= LOD_VISIBILITY_PRESTREAM && renderPass == KRNode::RENDER_PASS_PRESTREAM) {
// Pre-stream sprites, even if the alpha is zero
if(m_spriteTexture.size() && m_pSpriteTexture == NULL) {
if(!m_pSpriteTexture && m_spriteTexture.size()) {
m_pSpriteTexture = getContext().getTextureManager()->getTexture(m_spriteTexture);
}
}
if(m_pSpriteTexture) {
m_pSpriteTexture->resetPoolExpiry(0.0f, KRTexture::TEXTURE_USAGE_SPRITE);
}
}
if(m_lod_visible <= LOD_VISIBILITY_PRESTREAM) return;
KRNode::render(pCamera, point_lights, directional_lights, spot_lights, viewport, renderPass);
if(renderPass == KRNode::RENDER_PASS_ADDITIVE_PARTICLES) {
if(m_spriteTexture.size() && m_spriteAlpha > 0.0f) {
if(!m_pSpriteTexture && m_spriteTexture.size()) {
m_pSpriteTexture = getContext().getTextureManager()->getTexture(m_spriteTexture);
}
if(m_pSpriteTexture) {
/*
// Enable additive blending
GLDEBUG(glEnable(GL_BLEND));
GLDEBUG(glBlendFunc(GL_ONE, GL_ONE));
// Disable z-buffer write
GLDEBUG(glDepthMask(GL_FALSE));
*/
// TODO - Sprites are currently additive only. Need to expose this and allow for multiple blending modes
// Enable z-buffer test
GLDEBUG(glEnable(GL_DEPTH_TEST));
GLDEBUG(glDepthFunc(GL_LEQUAL));
GLDEBUG(glDepthRangef(0.0, 1.0));
// Render light sprite on transparency pass
KRShader *pShader = getContext().getShaderManager()->getShader("sprite", pCamera, point_lights, directional_lights, spot_lights, 0, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, renderPass);
if(getContext().getShaderManager()->selectShader(*pCamera, pShader, viewport, getModelMatrix(), point_lights, directional_lights, spot_lights, 0, renderPass, KRVector3::Zero(), 0.0f, KRVector4::Zero())) {
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_ALPHA, m_spriteAlpha);
m_pContext->getTextureManager()->selectTexture(0, m_pSpriteTexture, 0.0f, KRTexture::TEXTURE_USAGE_SPRITE);
m_pContext->getMeshManager()->bindVBO(&m_pContext->getMeshManager()->KRENGINE_VBO_DATA_2D_SQUARE_VERTICES, 1.0f);
GLDEBUG(glDrawArrays(GL_TRIANGLE_STRIP, 0, 4));
}
}
}
}
}
bool KRMaterial::bind(KRCamera *pCamera, std::vector<KRPointLight *> &point_lights, std::vector<KRDirectionalLight *> &directional_lights, std::vector<KRSpotLight *>&spot_lights, const std::vector<KRBone *> &bones, const std::vector<KRMat4> &bind_poses, const KRViewport &viewport, const KRMat4 &matModel, KRTexture *pLightMap, KRNode::RenderPass renderPass, const KRVector3 &rim_color, float rim_power, float lod_coverage) {
bool bLightMap = pLightMap && pCamera->settings.bEnableLightMap;
getTextures();
KRVector2 default_scale = KRVector2::One();
KRVector2 default_offset = KRVector2::Zero();
bool bHasReflection = m_reflectionColor != KRVector3::Zero();
bool bDiffuseMap = m_pDiffuseMap != NULL && pCamera->settings.bEnableDiffuseMap;
bool bNormalMap = m_pNormalMap != NULL && pCamera->settings.bEnableNormalMap;
bool bSpecMap = m_pSpecularMap != NULL && pCamera->settings.bEnableSpecMap;
bool bReflectionMap = m_pReflectionMap != NULL && pCamera->settings.bEnableReflectionMap && pCamera->settings.bEnableReflection && bHasReflection;
bool bReflectionCubeMap = m_pReflectionCube != NULL && pCamera->settings.bEnableReflection && bHasReflection;
bool bAlphaTest = (m_alpha_mode == KRMATERIAL_ALPHA_MODE_TEST) && bDiffuseMap;
bool bAlphaBlend = (m_alpha_mode == KRMATERIAL_ALPHA_MODE_BLENDONESIDE) || (m_alpha_mode == KRMATERIAL_ALPHA_MODE_BLENDTWOSIDE);
KRShader *pShader = getContext().getShaderManager()->getShader("ObjectShader", pCamera, point_lights, directional_lights, spot_lights, bones.size(), bDiffuseMap, bNormalMap, bSpecMap, bReflectionMap, bReflectionCubeMap, bLightMap, m_diffuseMapScale != default_scale && bDiffuseMap, m_specularMapScale != default_scale && bSpecMap, m_normalMapScale != default_scale && bNormalMap, m_reflectionMapScale != default_scale && bReflectionMap, m_diffuseMapOffset != default_offset && bDiffuseMap, m_specularMapOffset != default_offset && bSpecMap, m_normalMapOffset != default_offset && bNormalMap, m_reflectionMapOffset != default_offset && bReflectionMap, bAlphaTest, bAlphaBlend, renderPass, rim_power != 0.0f);
KRVector4 fade_color;
if(!getContext().getShaderManager()->selectShader(*pCamera, pShader, viewport, matModel, point_lights, directional_lights, spot_lights, 0, renderPass, rim_color, rim_power, fade_color)) {
return false;
}
// Bind bones
if(pShader->m_uniforms[KRShader::KRENGINE_UNIFORM_BONE_TRANSFORMS] != -1) {
GLfloat bone_mats[256 * 16];
GLfloat *bone_mat_component = bone_mats;
for(int bone_index=0; bone_index < bones.size(); bone_index++) {
KRBone *bone = bones[bone_index];
// KRVector3 initialRotation = bone->getInitialLocalRotation();
// KRVector3 rotation = bone->getLocalRotation();
// KRVector3 initialTranslation = bone->getInitialLocalTranslation();
// KRVector3 translation = bone->getLocalTranslation();
// KRVector3 initialScale = bone->getInitialLocalScale();
// KRVector3 scale = bone->getLocalScale();
//
//printf("%s - delta rotation: %.4f %.4f %.4f\n", bone->getName().c_str(), (rotation.x - initialRotation.x) * 180.0 / M_PI, (rotation.y - initialRotation.y) * 180.0 / M_PI, (rotation.z - initialRotation.z) * 180.0 / M_PI);
//printf("%s - delta translation: %.4f %.4f %.4f\n", bone->getName().c_str(), translation.x - initialTranslation.x, translation.y - initialTranslation.y, translation.z - initialTranslation.z);
// printf("%s - delta scale: %.4f %.4f %.4f\n", bone->getName().c_str(), scale.x - initialScale.x, scale.y - initialScale.y, scale.z - initialScale.z);
KRMat4 skin_bone_bind_pose = bind_poses[bone_index];
KRMat4 active_mat = bone->getActivePoseMatrix();
KRMat4 inv_bind_mat = bone->getInverseBindPoseMatrix();
KRMat4 inv_bind_mat2 = KRMat4::Invert(bind_poses[bone_index]);
KRMat4 t = (inv_bind_mat * active_mat);
KRMat4 t2 = inv_bind_mat2 * bone->getModelMatrix();
for(int i=0; i < 16; i++) {
*bone_mat_component++ = t[i];
}
}
if(pShader->m_uniforms[KRShader::KRENGINE_UNIFORM_BONE_TRANSFORMS] != -1) {
glUniformMatrix4fv(pShader->m_uniforms[KRShader::KRENGINE_UNIFORM_BONE_TRANSFORMS], bones.size(), GL_FALSE, bone_mats);
}
}
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_AMBIENT, m_ambientColor + pCamera->settings.ambient_intensity);
if(renderPass == KRNode::RENDER_PASS_FORWARD_OPAQUE) {
// We pre-multiply the light color with the material color in the forward renderer
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_DIFFUSE, KRVector3(m_diffuseColor.x * pCamera->settings.light_intensity.x, m_diffuseColor.y * pCamera->settings.light_intensity.y, m_diffuseColor.z * pCamera->settings.light_intensity.z));
} else {
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_DIFFUSE, m_diffuseColor);
}
if(renderPass == KRNode::RENDER_PASS_FORWARD_OPAQUE) {
// We pre-multiply the light color with the material color in the forward renderer
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_SPECULAR, KRVector3(m_specularColor.x * pCamera->settings.light_intensity.x, m_specularColor.y * pCamera->settings.light_intensity.y, m_specularColor.z * pCamera->settings.light_intensity.z));
} else {
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_SPECULAR, m_specularColor);
}
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_SHININESS, m_ns);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_REFLECTION, m_reflectionColor);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_DIFFUSETEXTURE_SCALE, m_diffuseMapScale);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_SPECULARTEXTURE_SCALE, m_specularMapScale);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_REFLECTIONTEXTURE_SCALE, m_reflectionMapScale);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_NORMALTEXTURE_SCALE, m_normalMapScale);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_DIFFUSETEXTURE_OFFSET, m_diffuseMapOffset);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_SPECULARTEXTURE_OFFSET, m_specularMapOffset);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_REFLECTIONTEXTURE_OFFSET, m_reflectionMapOffset);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_NORMALTEXTURE_OFFSET, m_normalMapOffset);
pShader->setUniform(KRShader::KRENGINE_UNIFORM_MATERIAL_ALPHA, m_tr);
if(bDiffuseMap) {
m_pContext->getTextureManager()->selectTexture(0, m_pDiffuseMap, lod_coverage, KRTexture::TEXTURE_USAGE_DIFFUSE_MAP);
}
if(bSpecMap) {
m_pContext->getTextureManager()->selectTexture(1, m_pSpecularMap, lod_coverage, KRTexture::TEXTURE_USAGE_SPECULAR_MAP);
}
if(bNormalMap) {
m_pContext->getTextureManager()->selectTexture(2, m_pNormalMap, lod_coverage, KRTexture::TEXTURE_USAGE_NORMAL_MAP);
}
if(bReflectionCubeMap && (renderPass == KRNode::RENDER_PASS_FORWARD_OPAQUE || renderPass == KRNode::RENDER_PASS_FORWARD_TRANSPARENT || renderPass == KRNode::RENDER_PASS_DEFERRED_OPAQUE)) {
m_pContext->getTextureManager()->selectTexture(4, m_pReflectionCube, lod_coverage, KRTexture::TEXTURE_USAGE_REFECTION_CUBE);
}
if(bReflectionMap && (renderPass == KRNode::RENDER_PASS_FORWARD_OPAQUE || renderPass == KRNode::RENDER_PASS_FORWARD_TRANSPARENT || renderPass == KRNode::RENDER_PASS_DEFERRED_OPAQUE)) {
// GL_TEXTURE7 is used for reading the depth buffer in gBuffer pass 2 and re-used for the reflection map in gBuffer Pass 3 and in forward rendering
m_pContext->getTextureManager()->selectTexture(7, m_pReflectionMap, lod_coverage, KRTexture::TEXTURE_USAGE_REFLECTION_MAP);
}
return true;
}
