mythrenderopenglshaders.h File Reference

#include <QString>

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Variables
static const QString	kDefaultVertexShader
static const QString	kDefaultFragmentShader
static const QString	kDefaultFragmentShaderLimited
static const QString	kSimpleVertexShader
static const QString	kSimpleFragmentShader
static const QString	kDrawVertexShader
static const QString	kSDF
static const QString	kRoundedRectShader
static const QString	kRoundedEdgeShader

Variable Documentation

kDefaultFragmentShader

const QString kDefaultFragmentShader

static

Initial value:

=
"uniform sampler2D s_texture0;\n"
"varying highp vec4 v_color;\n"
"varying highp vec2 v_texcoord0;\n"
"void main(void)\n"
"{\n"
"    gl_FragColor = texture2D(s_texture0, v_texcoord0) * v_color;\n"
"}\n"

Definition at line 20 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders(), and MythRenderOpenGL::CreateShaderProgram().

kDefaultFragmentShaderLimited

const QString kDefaultFragmentShaderLimited

static

Initial value:

=
"uniform sampler2D s_texture0;\n"
"varying highp vec4 v_color;\n"
"varying highp vec2 v_texcoord0;\n"
"void main(void)\n"
"{\n"
"    gl_FragColor = (texture2D(s_texture0, v_texcoord0) * v_color * vec4(0.85882, 0.85882, 0.85882, 1.0)) + vec4(0.06274, 0.06274, 0.06274, 0.0);\n"
"}\n"

Definition at line 29 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders().

kDefaultVertexShader

const QString kDefaultVertexShader

static

Initial value:

=
"attribute vec2 a_position;\n"
"attribute vec4 a_color;\n"
"attribute vec2 a_texcoord0;\n"
"varying   vec4 v_color;\n"
"varying   vec2 v_texcoord0;\n"
"uniform   mat4 u_projection;\n"
"uniform   mat4 u_transform;\n"
"void main() {\n"
"    gl_Position = u_projection * u_transform * vec4(a_position, 0.0, 1.0);\n"
"    v_texcoord0 = a_texcoord0;\n"
"    v_color     = a_color;\n"
"}\n"

Definition at line 6 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders(), and MythRenderOpenGL::CreateShaderProgram().

kDrawVertexShader

const QString kDrawVertexShader

static

Initial value:

=
"attribute vec2 a_position;\n"
"attribute vec4 a_color;\n"
"varying   vec4 v_color;\n"
"varying   vec2 v_position;\n"
"uniform   mat4 u_projection;\n"
"uniform   mat4 u_transform;\n"
"void main() {\n"
"    gl_Position = u_projection * u_transform * vec4(a_position, 0.0, 1.0);\n"
"    v_color     = a_color;\n"
"    v_position  = a_position;\n"
"}\n"

Definition at line 56 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders().

kRoundedEdgeShader

const QString kRoundedEdgeShader

static

Initial value:

=
"varying highp vec4 v_color;\n"
"varying highp vec2 v_position;\n"
"uniform highp mat4 u_parameters;\n"
+ kSDF +
"void main(void)\n"
"{\n"
"    highp float outer = SignedDistance(v_position - u_parameters[0].xy,\n"
"                                       u_parameters[1].xy, u_parameters[0].z);\n"
"    highp float inner = SignedDistance(v_position - u_parameters[0].xy,\n"
"                                       u_parameters[1].zw, u_parameters[0].w);\n"
"    highp float both  = smoothstep(-1.0, 0.0, outer * -1.0) * smoothstep(-1.0, 0.0, inner);\n"
"    gl_FragColor = vec4(v_color.rgb, v_color.a * both);\n"
"}\n"

Definition at line 87 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders().

kRoundedRectShader

const QString kRoundedRectShader

static

Initial value:

=
"varying highp vec4 v_color;\n"
"varying highp vec2 v_position;\n"
"uniform highp mat4 u_parameters;\n"
+ kSDF +
"void main(void)\n"
"{\n"
"    highp float dist = SignedDistance(v_position - u_parameters[0].xy,\n"
"                                      u_parameters[1].xy, u_parameters[0].z);\n"
"    gl_FragColor = vec4(v_color.rgb, v_color.a * smoothstep(-1.0, 0.0, dist * -1.0));\n"
"}\n"

Definition at line 75 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders().

kSDF

const QString kSDF

static

Initial value:

=
"highp float SignedDistance(highp vec2 p, highp vec2 b, highp float r)\n"
"{\n"
"    return length(max(abs(p) - b + r, 0.0)) - r;\n"
"}\n"

Definition at line 69 of file mythrenderopenglshaders.h.

kSimpleFragmentShader

const QString kSimpleFragmentShader

static

Initial value:

=
"varying highp vec4 v_color;\n"
"void main(void)\n"
"{\n"
"    gl_FragColor = v_color;\n"
"}\n"

Definition at line 49 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders(), and MythVisualMonoScopeOpenGL::Initialise().

kSimpleVertexShader

const QString kSimpleVertexShader

static

Initial value:

=
"attribute vec2 a_position;\n"
"attribute vec4 a_color;\n"
"varying   vec4 v_color;\n"
"uniform   mat4 u_projection;\n"
"uniform   mat4 u_transform;\n"
"void main() {\n"
"    gl_Position = u_projection * u_transform * vec4(a_position, 0.0, 1.0);\n"
"    v_color     = a_color;\n"
"}\n"

Definition at line 38 of file mythrenderopenglshaders.h.

Referenced by MythRenderOpenGL::CreateDefaultShaders(), and MythVisualMonoScopeOpenGL::Initialise().