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Show plain color without any light

master
Jeremy HU 2022-09-21 22:14:02 +10:00
parent e3a412df3c
commit ba452b41c9
3 changed files with 27 additions and 5 deletions
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9
application/shaders/model_core.frag
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@ -1,7 +1,12 @@
#version 330 #version 330
uniform vec4 defaultColor; in vec3 pointPosition;
in vec3 pointNormal;
in vec3 pointColor;
in float pointAlpha;
in float pointMetalness;
in float pointRoughness;
out vec4 fragColor; out vec4 fragColor;
void main() void main()
{ {
fragColor = defaultColor; fragColor = vec4(pointColor, pointAlpha);
} }

18
application/shaders/model_core.vert
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@ -10,7 +10,23 @@ layout(location = 7) in float alpha;
uniform mat4 modelMatrix; uniform mat4 modelMatrix;
uniform mat4 viewMatrix; uniform mat4 viewMatrix;
uniform mat4 projectionMatrix; uniform mat4 projectionMatrix;
uniform vec3 lightDirection;
uniform vec3 eyePosition;
out vec3 pointPosition;
out vec3 pointNormal;
out vec3 pointColor;
out float pointAlpha;
out float pointMetalness;
out float pointRoughness;
void main() void main()
{ {
gl_Position = projectionMatrix * viewMatrix * modelMatrix * vertex; pointPosition = (modelMatrix * vertex).xyz;
pointNormal = normalize((modelMatrix * vec4(normal, 1.0)).xyz);
pointColor = color;
pointAlpha = alpha;
pointMetalness = metalness;
pointRoughness = roughness;
gl_Position = projectionMatrix * viewMatrix * vec4(pointPosition, 1.0);
} }

5
application/sources/model_widget.cc
View File

@ -176,14 +176,15 @@ void ModelWidget::paintGL()
m_openGLProgram->bind(); m_openGLProgram->bind();
m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("eyePosition"), m_eyePosition);
m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("lightDirection"), QVector3D(-1.0, -1.0, -1.0).normalized());
m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("projectionMatrix"), m_projection); m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("projectionMatrix"), m_projection);
m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("modelMatrix"), m_world); m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("modelMatrix"), m_world);
m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("viewMatrix"), m_camera); m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("viewMatrix"), m_camera);
m_openGLProgram->setUniformValue(m_openGLProgram->getUniformLocationByName("defaultColor"), QVector4D(1.0, 1.0, 1.0, 1.0));
if (m_openGLObject) if (m_openGLObject)
m_openGLObject->draw(); m_openGLObject->draw();
m_openGLProgram->release(); m_openGLProgram->release();
} }