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Several experimetations without success

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This commit is contained in:
samcake 2016-09-07 18:39:07 -07:00
parent 139ba1b71c
commit 6a08c74463
7 changed files with 68 additions and 41 deletions
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2
libraries/audio/src/AudioInjector.cpp
View file

@ -26,7 +26,7 @@
#include "SoundCache.h"
#include "AudioSRC.h"
int audioInjectorPtrMetaTypeId = qRegisterMetaType<AudioInjector*>();
//int audioInjectorPtrMetaTypeId = qRegisterMetaType<AudioInjector*>();
AudioInjectorState operator& (AudioInjectorState lhs, AudioInjectorState rhs) {
return static_cast<AudioInjectorState>(static_cast<uint8_t>(lhs) & static_cast<uint8_t>(rhs));

6
libraries/gpu-gl/src/gpu/gl/GLBackendState.cpp
View file

@ -213,13 +213,13 @@ void GLBackend::do_setStateStencil(State::StencilActivation activation, State::S
GL_DECR };
if (testFront != testBack) {
glStencilOpSeparate(GL_FRONT, STENCIL_OPS[testFront.getFailOp()], STENCIL_OPS[testFront.getPassOp()], STENCIL_OPS[testFront.getDepthFailOp()]);
glStencilOpSeparate(GL_FRONT, STENCIL_OPS[testFront.getFailOp()], STENCIL_OPS[testFront.getDepthFailOp()], STENCIL_OPS[testFront.getPassOp()]);
glStencilFuncSeparate(GL_FRONT, COMPARISON_TO_GL[testFront.getFunction()], testFront.getReference(), testFront.getReadMask());
glStencilOpSeparate(GL_BACK, STENCIL_OPS[testBack.getFailOp()], STENCIL_OPS[testBack.getPassOp()], STENCIL_OPS[testBack.getDepthFailOp()]);
glStencilOpSeparate(GL_BACK, STENCIL_OPS[testBack.getFailOp()], STENCIL_OPS[testBack.getDepthFailOp()], STENCIL_OPS[testBack.getPassOp()]);
glStencilFuncSeparate(GL_BACK, COMPARISON_TO_GL[testBack.getFunction()], testBack.getReference(), testBack.getReadMask());
} else {
glStencilOp(STENCIL_OPS[testFront.getFailOp()], STENCIL_OPS[testFront.getPassOp()], STENCIL_OPS[testFront.getDepthFailOp()]);
glStencilOp(STENCIL_OPS[testFront.getFailOp()], STENCIL_OPS[testFront.getDepthFailOp()], STENCIL_OPS[testFront.getPassOp()]);
glStencilFunc(COMPARISON_TO_GL[testFront.getFunction()], testFront.getReference(), testFront.getReadMask());
}

81
libraries/render-utils/src/DeferredLightingEffect.cpp
View file

@ -78,6 +78,31 @@ enum DeferredShader_BufferSlot {
static void loadLightProgram(const char* vertSource, const char* fragSource, bool lightVolume, gpu::PipelinePointer& program, LightLocationsPtr& locations);
static void loadLightVolumeProgram(const char* vertSource, const char* fragSource, bool front, gpu::PipelinePointer& program, LightLocationsPtr& locations);
const char no_light_frag[] =
R"SCRIBE(
//PC 410 core
// Generated on Wed Sep 07 12:11:58 2016
//
// point_light.frag
// fragment shader
//
// Created by Sam Gateau on 9/18/15.
// Copyright 2014 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
out vec4 _fragColor;
void main(void) {
_fragColor = vec4(1.0, 1.0, 1.0, 1.0);
}
)SCRIBE"
;
void DeferredLightingEffect::init() {
_directionalLightLocations = std::make_shared<LightLocations>();
_directionalAmbientSphereLightLocations = std::make_shared<LightLocations>();
@ -99,12 +124,12 @@ void DeferredLightingEffect::init() {
loadLightProgram(deferred_light_vert, directional_ambient_light_shadow_frag, false, _directionalAmbientSphereLightShadow, _directionalAmbientSphereLightShadowLocations);
loadLightProgram(deferred_light_vert, directional_skybox_light_shadow_frag, false, _directionalSkyboxLightShadow, _directionalSkyboxLightShadowLocations);
loadLightProgram(deferred_light_vert, local_lights_shading_frag, false, _localLight, _localLightLocations);
loadLightProgram(deferred_light_vert, local_lights_shading_frag, true, _localLight, _localLightLocations);
loadLightVolumeProgram(deferred_light_point_vert, point_light_frag, false, _pointLightBack, _pointLightLocations);
loadLightVolumeProgram(deferred_light_point_vert, point_light_frag, true, _pointLightFront, _pointLightLocations);
loadLightVolumeProgram(deferred_light_spot_vert, spot_light_frag, false, _spotLightBack, _spotLightLocations);
loadLightVolumeProgram(deferred_light_spot_vert, spot_light_frag, true, _spotLightFront, _spotLightLocations);
loadLightVolumeProgram(deferred_light_point_vert, no_light_frag, false, _pointLightBack, _pointLightLocations);
loadLightVolumeProgram(deferred_light_point_vert, no_light_frag, true, _pointLightFront, _pointLightLocations);
loadLightVolumeProgram(deferred_light_spot_vert, no_light_frag, false, _spotLightBack, _spotLightLocations);
loadLightVolumeProgram(deferred_light_spot_vert, no_light_frag, true, _spotLightFront, _spotLightLocations);
// Allocate a global light representing the Global Directional light casting shadow (the sun) and the ambient light
_allocatedLights.push_back(std::make_shared<model::Light>());
@ -223,12 +248,14 @@ static void loadLightProgram(const char* vertSource, const char* fragSource, boo
auto state = std::make_shared<gpu::State>();
state->setColorWriteMask(true, true, true, false);
// Stencil test all the light passes for objects pixels only, not the background
state->setStencilTest(true, 0xFF, gpu::State::StencilTest(0, 0xFF, gpu::NOT_EQUAL, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP));
// state->setStencilTest(true, 0xFF, gpu::State::StencilTest(0, 0xFF, gpu::ALWAYS, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP));
if (lightVolume) {
state->setCullMode(gpu::State::CULL_FRONT);
state->setDepthTest(true, false, gpu::GREATER_EQUAL);
state->setStencilTest(true, 0x00, gpu::State::StencilTest(1, 0xFF, gpu::GREATER_EQUAL, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP));
state->setCullMode(gpu::State::CULL_BACK);
// state->setCullMode(gpu::State::CULL_FRONT);
// state->setDepthTest(true, false, gpu::GREATER_EQUAL);
//state->setDepthClampEnable(true);
// TODO: We should use DepthClamp and avoid changing geometry for inside /outside cases
@ -236,6 +263,9 @@ static void loadLightProgram(const char* vertSource, const char* fragSource, boo
state->setBlendFunction(true, gpu::State::ONE, gpu::State::BLEND_OP_ADD, gpu::State::ONE);
} else {
// Stencil test all the light passes for objects pixels only, not the background
state->setStencilTest(true, 0x00, gpu::State::StencilTest(0, 0x01, gpu::NOT_EQUAL, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP));
state->setCullMode(gpu::State::CULL_BACK);
// additive blending
state->setBlendFunction(true, gpu::State::ONE, gpu::State::BLEND_OP_ADD, gpu::State::ONE);
@ -289,25 +319,25 @@ static void loadLightVolumeProgram(const char* vertSource, const char* fragSourc
locations->shadowTransformBuffer = program->getBuffers().findLocation("shadowTransformBuffer");
auto state = std::make_shared<gpu::State>();
state->setColorWriteMask(true, true, true, false);
// state->setColorWriteMask(false, false, false, false);
// state->setColorWriteMask(true, true, true, false);
state->setColorWriteMask(false, false, false, false);
// Stencil test all the light passes for objects pixels only, not the background
if (front) {
state->setCullMode(gpu::State::CULL_FRONT);
state->setCullMode(gpu::State::CULL_BACK);
state->setDepthTest(true, false, gpu::LESS_EQUAL);
state->setStencilTest(true, 0xFF, gpu::State::StencilTest(0, 0xFF, gpu::ALWAYS, gpu::State::STENCIL_OP_INCR, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_INCR));
state->setStencilTest(true, 0xFF, gpu::State::StencilTest(0, 0xFF, gpu::NOT_EQUAL, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_DECR));
//state->setDepthClampEnable(true);
// state->setDepthClampEnable(true);
// TODO: We should use DepthClamp and avoid changing geometry for inside /outside cases
// additive blending
// state->setBlendFunction(true, gpu::State::ONE, gpu::State::BLEND_OP_ADD, gpu::State::ONE);
} else {
state->setCullMode(gpu::State::CULL_BACK);
state->setDepthTest(true, false, gpu::GREATER_EQUAL);
state->setStencilTest(true, 0xFF, gpu::State::StencilTest(0, 0xFF, gpu::ALWAYS, gpu::State::STENCIL_OP_INCR, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_INCR));
state->setCullMode(gpu::State::CULL_FRONT);
state->setDepthTest(true, false, gpu::LESS_EQUAL);
state->setStencilTest(true, 0xFF, gpu::State::StencilTest(0, 0xFF, gpu::NOT_EQUAL, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_INCR));
// additive blending
// state->setBlendFunction(true, gpu::State::ONE, gpu::State::BLEND_OP_ADD, gpu::State::ONE);
}
@ -690,6 +720,9 @@ void RenderDeferredLocals::run(const render::SceneContextPointer& sceneContext,
auto textureFrameTransform = gpu::Framebuffer::evalSubregionTexcoordTransformCoefficients(deferredFramebuffer->getFrameSize(), viewport);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewTransform, true);
// gather lights
auto& srcPointLights = deferredLightingEffect->_pointLights;
auto& srcSpotLights = deferredLightingEffect->_spotLights;
@ -720,8 +753,8 @@ void RenderDeferredLocals::run(const render::SceneContextPointer& sceneContext,
// before we get to the real lighting, let s try to cull down the number of pixels
{
/* if (numPointLights > 0) {
if (false) {
if (numPointLights > 0) {
auto mesh = deferredLightingEffect->getPointLightMesh();
batch.setIndexBuffer(mesh->getIndexBuffer());
batch.setInputBuffer(0, mesh->getVertexBuffer());
@ -730,16 +763,14 @@ void RenderDeferredLocals::run(const render::SceneContextPointer& sceneContext,
// Point light pipeline
batch.setPipeline(deferredLightingEffect->_pointLightBack);
batch._glUniform4fv(deferredLightingEffect->_pointLightLocations->texcoordFrameTransform, 1, reinterpret_cast<const float*>(&textureFrameTransform));
batch.drawIndexedInstanced(numPointLights, model::Mesh::topologyToPrimitive(pointPart._topology), pointPart._numIndices, pointPart._startIndex, offsetPointLights);
batch.setPipeline(deferredLightingEffect->_pointLightFront);
batch._glUniform4fv(deferredLightingEffect->_pointLightLocations->texcoordFrameTransform, 1, reinterpret_cast<const float*>(&textureFrameTransform));
batch.drawIndexedInstanced(numPointLights, model::Mesh::topologyToPrimitive(pointPart._topology), pointPart._numIndices, pointPart._startIndex, offsetPointLights);
} */
/*
}
if (numSpotLights > 0) {
auto mesh = deferredLightingEffect->getSpotLightMesh();
batch.setIndexBuffer(mesh->getIndexBuffer());
@ -749,15 +780,13 @@ void RenderDeferredLocals::run(const render::SceneContextPointer& sceneContext,
// Spot light pipeline
batch.setPipeline(deferredLightingEffect->_spotLightBack);
batch._glUniform4fv(deferredLightingEffect->_spotLightLocations->texcoordFrameTransform, 1, reinterpret_cast<const float*>(&textureFrameTransform));
batch.drawIndexedInstanced(numSpotLights, model::Mesh::topologyToPrimitive(conePart._topology), conePart._numIndices, conePart._startIndex, offsetSpotLights);
batch.setPipeline(deferredLightingEffect->_spotLightFront);
batch._glUniform4fv(deferredLightingEffect->_spotLightLocations->texcoordFrameTransform, 1, reinterpret_cast<const float*>(&textureFrameTransform));
batch.drawIndexedInstanced(numSpotLights, model::Mesh::topologyToPrimitive(conePart._topology), conePart._numIndices, conePart._startIndex, offsetSpotLights);
}*/
}
}
// Local light pipeline

3
libraries/render-utils/src/LightingModel.h
View file

@ -143,7 +143,8 @@ public:
bool enablePointLight{ true };
bool enableSpotLight{ true };
bool showLightContour{ false }; // false by default
// bool showLightContour { false }; // false by default
bool showLightContour { true }; // false by default
signals:
void dirty();

2
libraries/render-utils/src/RenderDeferredTask.cpp
View file

@ -390,7 +390,7 @@ gpu::PipelinePointer DrawStencilDeferred::getOpaquePipeline() {
auto state = std::make_shared<gpu::State>();
state->setDepthTest(true, false, gpu::LESS_EQUAL);
state->setStencilTest(true, 0xFF, gpu::State::StencilTest(STENCIL_OPAQUE, 0xFF, gpu::ALWAYS, gpu::State::STENCIL_OP_REPLACE, gpu::State::STENCIL_OP_KEEP, gpu::State::STENCIL_OP_REPLACE));
state->setStencilTest(true, 0xFF, gpu::State::StencilTest(STENCIL_OPAQUE, 0xFF, gpu::ALWAYS, gpu::State::STENCIL_OP_REPLACE, gpu::State::STENCIL_OP_REPLACE, gpu::State::STENCIL_OP_KEEP));
state->setColorWriteMask(0);
_opaquePipeline = gpu::Pipeline::create(program, state);

8
libraries/render-utils/src/deferred_light_point.slv
View file

@ -30,17 +30,19 @@ out vec4 _texCoord0;
void main(void) {
instanceID = lightIndex[gl_InstanceID];
int instanceID = lightIndex[gl_InstanceID];
Light light = getLight(instanceID);
vec4 sphereVertex = inPosition;
vec3 lightOrigin = getLightPosition(light);
vec4 sphereParam = getLightVolumeGeometry(light);
sphereVertex.xyz *= sphereParam.w;
sphereVertex.xyz += lightOrigin;
// standard transform
TransformCamera cam = getTransformCamera();
TransformObject obj = getTransformObject();
<$transformModelToClipPos(cam, obj, sphereVertex, gl_Position)$>;
<$transformWorldToClipPos(cam, sphereVertex, gl_Position)$>;
vec4 projected = gl_Position / gl_Position.w;
projected.xy = (projected.xy + 1.0) * 0.5;

7
libraries/render-utils/src/deferred_light_spot.slv
View file

@ -25,11 +25,10 @@ uniform lightIndexBuffer {
int lightIndex[120];
};
out vec4 _texCoord0;
flat out int instanceID;
void main(void) {
vec4 coneVertex = inPosition;
instanceID = lightIndex[gl_InstanceID];
int instanceID = lightIndex[gl_InstanceID];
Light light = getLight(instanceID);
vec3 lightPos = getLightPosition(light);
vec4 coneParam = getLightVolumeGeometry(light);
@ -53,10 +52,6 @@ void main(void) {
// standard transform
TransformCamera cam = getTransformCamera();
<! TransformObject obj = getTransformObject();
<$transformModelToClipPos(cam, obj, coneVertex, gl_Position)$>; !>
<$transformWorldToClipPos(cam, coneVertex, gl_Position)$>;
vec4 projected = gl_Position / gl_Position.w;