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Drawing full bounding box

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This commit is contained in:
Niraj Venkat 2015-06-30 16:09:45 -07:00
parent 2f2d5815db
commit aa55de46c2
3 changed files with 55 additions and 75 deletions
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36
libraries/render/src/render/DrawStatus.cpp
View file

@ -33,23 +33,23 @@ using namespace render;
const gpu::PipelinePointer& DrawStatus::getDrawItemBoundsPipeline() {
if (!_drawItemBoundsPipeline) {
auto vs = gpu::ShaderPointer(gpu::Shader::createVertex(std::string(drawItemBounds_vert)));
auto ps = gpu::ShaderPointer(gpu::Shader::createPixel(std::string(drawItemBounds_frag)));
gpu::ShaderPointer program = gpu::ShaderPointer(gpu::Shader::createProgram(vs, ps));
gpu::Shader::BindingSet slotBindings;
gpu::Shader::makeProgram(*program, slotBindings);
gpu::StatePointer state = gpu::StatePointer(new gpu::State());
state->setDepthTest(true, false, gpu::LESS_EQUAL);
// Blend on transparent
state->setBlendFunction(true,
gpu::State::SRC_ALPHA, gpu::State::BLEND_OP_ADD, gpu::State::INV_SRC_ALPHA,
gpu::State::DEST_ALPHA, gpu::State::BLEND_OP_ADD, gpu::State::ZERO);
// Good to go add the brand new pipeline
auto vs = gpu::ShaderPointer(gpu::Shader::createVertex(std::string(drawItemBounds_vert)));
auto ps = gpu::ShaderPointer(gpu::Shader::createPixel(std::string(drawItemBounds_frag)));
gpu::ShaderPointer program = gpu::ShaderPointer(gpu::Shader::createProgram(vs, ps));
gpu::Shader::BindingSet slotBindings;
gpu::Shader::makeProgram(*program, slotBindings);
gpu::StatePointer state = gpu::StatePointer(new gpu::State());
state->setDepthTest(true, false, gpu::LESS_EQUAL);
// Blend on transparent
state->setBlendFunction(true,
gpu::State::SRC_ALPHA, gpu::State::BLEND_OP_ADD, gpu::State::INV_SRC_ALPHA,
gpu::State::DEST_ALPHA, gpu::State::BLEND_OP_ADD, gpu::State::ZERO);
// Good to go add the brand new pipeline
_drawItemBoundsPipeline.reset(gpu::Pipeline::create(program, state));
}
return _drawItemBoundsPipeline;
@ -88,7 +88,7 @@ void DrawStatus::run(const SceneContextPointer& sceneContext, const RenderContex
}
batch.setModelTransform(model);
batch.draw(gpu::LINE_STRIP, 13, 0);
batch.draw(gpu::LINES, 24, 0);
}
}

29
libraries/render/src/render/Stats.h
View file

@ -1,29 +0,0 @@
//
// Stats.h
// render/src/render
//
// Created by Niraj Venkat on 6/29/15.
// Copyright 2015 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
//
#ifndef hifi_render_Stats_h
#define hifi_render_Stats_h
#include "DrawTask.h"
#include "gpu/Batch.h"
#include <PerfStat.h>
namespace render {
class DrawStats {
public:
void run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext, const ItemIDsBounds& inItems);
typedef Job::ModelI<DrawStats, ItemIDsBounds> JobModel;
};
}
#endif // hifi_render_Stats_h

65
libraries/render/src/render/drawItemBounds.slv
View file

@ -1,38 +1,47 @@
<@include gpu/Config.slh@>
<$VERSION_HEADER$>
// Generated on <$_SCRIBE_DATE$>
//
// drawItemBounds.slv
// vertex shader
//
// Created by Sam Gateau on 6/29/2015.
// Copyright 2015 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
//
<@include gpu/Transform.slh@>
<$declareStandardTransform()$>
<@include gpu/Config.slh@>
<$VERSION_HEADER$>
// Generated on <$_SCRIBE_DATE$>
//
// drawItemBounds.slv
// vertex shader
//
// Created by Sam Gateau on 6/29/2015.
// Copyright 2015 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
//
<@include gpu/Transform.slh@>
<$declareStandardTransform()$>
void main(void) {
const vec4 UNIT_BOX[13] = vec4[13](
const vec4 UNIT_BOX[8] = vec4[8](
vec4(0.0, 0.0, 0.0, 1.0),
vec4(1.0, 0.0, 0.0, 1.0),
vec4(0.0, 1.0, 0.0, 1.0),
vec4(1.0, 1.0, 0.0, 1.0),
vec4(0.0, 1.0, 0.0, 1.0),
vec4(0.0, 0.0, 0.0, 1.0),
vec4(1.0, 0.0, 0.0, 1.0),
vec4(0.0, 0.0, 1.0, 1.0),
vec4(1.0, 0.0, 1.0, 1.0),
vec4(0.0, 0.0, 1.0, 1.0),
vec4(0.0, 0.0, 0.0, 1.0),
vec4(0.0, 1.0, 0.0, 1.0),
vec4(0.0, 1.0, 1.0, 1.0),
vec4(0.0, 0.0, 1.0, 1.0),
vec4(0.0, 0.0, 0.0, 1.0)
vec4(1.0, 1.0, 1.0, 1.0)
);
vec4 pos = UNIT_BOX[gl_VertexID];
const int UNIT_BOX_LINE_INDICES[24] = int[24](
0, 1,
1, 3,
3, 2,
2, 0,
4, 5,
5, 7,
7, 6,
6, 4,
2, 6,
3, 7,
0, 4,
1, 5
);
vec4 pos = UNIT_BOX[UNIT_BOX_LINE_INDICES[gl_VertexID]];
// standard transform
TransformCamera cam = getTransformCamera();