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Merge pull request #32707 from Chaosus/vs_lod_textures

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Uses LoD even if UV slot is not used in visual shader textures
This commit is contained in:
Rémi Verschelde 2019-10-10 12:37:12 +02:00 committed by GitHub
commit 2c84a9651f
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 47 additions and 11 deletions
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58
scene/resources/visual_shader_nodes.cpp
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@ -453,7 +453,12 @@ String VisualShaderNodeTexture::generate_code(Shader::Mode p_mode, VisualShader:
String code;
if (p_input_vars[0] == String()) { // Use UV by default.
code += "\tvec4 " + id + "_read = texture( " + id + " , UV.xy );\n";
if (p_input_vars[1] == String()) {
code += "\tvec4 " + id + "_read = texture( " + id + " , UV.xy );\n";
} else {
code += "\tvec4 " + id + "_read = textureLod( " + id + " , UV.xy , " + p_input_vars[1] + " );\n";
}
} else if (p_input_vars[1] == String()) {
//no lod
code += "\tvec4 " + id + "_read = texture( " + id + " , " + p_input_vars[0] + ".xy );\n";
@ -485,10 +490,18 @@ String VisualShaderNodeTexture::generate_code(Shader::Mode p_mode, VisualShader:
if (p_input_vars[0] == String()) { // Use UV by default.
switch (utype) {
case VisualShaderNodeUniform::UTYPE_CUBEMAP:
code += "\tvec4 " + id + "_tex_read = texture( " + id + " , vec3(UV, 0.0) );\n";
if (p_input_vars[1] == String()) {
code += "\tvec4 " + id + "_tex_read = texture( " + id + " , vec3( UV, 0.0 ) );\n";
} else {
code += "\tvec4 " + id + "_tex_read = textureLod( " + id + " , vec3( UV, 0.0 ) , " + p_input_vars[1] + " );\n";
}
break;
case VisualShaderNodeUniform::UTYPE_SAMPLER2D:
code += "\tvec4 " + id + "_tex_read = texture( " + id + " , UV.xy );\n";
if (p_input_vars[1] == String()) {
code += "\tvec4 " + id + "_tex_read = texture( " + id + " , UV.xy );\n";
} else {
code += "\tvec4 " + id + "_tex_read = textureLod( " + id + " , UV.xy , " + p_input_vars[1] + " );\n";
}
break;
default:
break;
@ -530,11 +543,15 @@ String VisualShaderNodeTexture::generate_code(Shader::Mode p_mode, VisualShader:
String code = "\t{\n";
if (p_input_vars[0] == String() || p_for_preview) { // Use UV by default.
code += "\t\tvec4 _tex_read = textureLod( SCREEN_TEXTURE , UV.xy, 0.0 );\n";
if (p_input_vars[1] == String()) {
code += "\t\tvec4 _tex_read = textureLod( SCREEN_TEXTURE , UV.xy , 0.0 );\n";
} else {
code += "\t\tvec4 _tex_read = textureLod( SCREEN_TEXTURE , UV.xy , " + p_input_vars[1] + ");\n";
}
} else if (p_input_vars[1] == String()) {
//no lod
code += "\t\tvec4 _tex_read = textureLod( SCREEN_TEXTURE , " + p_input_vars[0] + ".xy, 0.0 );\n";
code += "\t\tvec4 _tex_read = textureLod( SCREEN_TEXTURE , " + p_input_vars[0] + ".xy , 0.0 );\n";
} else {
code += "\t\tvec4 _tex_read = textureLod( SCREEN_TEXTURE , " + p_input_vars[0] + ".xy , " + p_input_vars[1] + " );\n";
}
@ -550,7 +567,11 @@ String VisualShaderNodeTexture::generate_code(Shader::Mode p_mode, VisualShader:
String code = "\t{\n";
if (p_input_vars[0] == String()) { // Use UV by default.
code += "\t\tvec4 _tex_read = texture( TEXTURE , UV.xy );\n";
if (p_input_vars[1] == String()) {
code += "\t\tvec4 _tex_read = texture( TEXTURE , UV.xy );\n";
} else {
code += "\t\tvec4 _tex_read = textureLod( TEXTURE , UV.xy , " + p_input_vars[1] + " );\n";
}
} else if (p_input_vars[1] == String()) {
//no lod
@ -570,7 +591,11 @@ String VisualShaderNodeTexture::generate_code(Shader::Mode p_mode, VisualShader:
String code = "\t{\n";
if (p_input_vars[0] == String()) { // Use UV by default.
code += "\t\tvec4 _tex_read = texture( NORMAL_TEXTURE , UV.xy );\n";
if (p_input_vars[1] == String()) {
code += "\t\tvec4 _tex_read = texture( NORMAL_TEXTURE , UV.xy );\n";
} else {
code += "\t\tvec4 _tex_read = textureLod( NORMAL_TEXTURE , UV.xy , " + p_input_vars[1] + " );\n";
}
} else if (p_input_vars[1] == String()) {
//no lod
@ -600,7 +625,11 @@ String VisualShaderNodeTexture::generate_code(Shader::Mode p_mode, VisualShader:
String code = "\t{\n";
if (p_input_vars[0] == String()) { // Use UV by default.
code += "\t\tfloat _depth = texture( DEPTH_TEXTURE , UV.xy ).r;\n";
if (p_input_vars[1] == String()) {
code += "\t\tfloat _depth = texture( DEPTH_TEXTURE , UV.xy ).r;\n";
} else {
code += "\t\tfloat _depth = textureLod( DEPTH_TEXTURE , UV.xy , " + p_input_vars[1] + " ).r;\n";
}
} else if (p_input_vars[1] == String()) {
//no lod
@ -789,7 +818,11 @@ String VisualShaderNodeCubeMap::generate_code(Shader::Mode p_mode, VisualShader:
String code;
if (p_input_vars[0] == String()) { // Use UV by default.
code += "\tvec4 " + id + "_read = texture( " + id + " , vec3(UV, 0.0) );\n";
if (p_input_vars[1] == String()) {
code += "\tvec4 " + id + "_read = texture( " + id + " , vec3( UV, 0.0 ) );\n";
} else {
code += "\tvec4 " + id + "_read = textureLod( " + id + " , vec3( UV, 0.0 )" + " , " + p_input_vars[1] + " );\n";
}
} else if (p_input_vars[1] == String()) {
//no lod
@ -3178,8 +3211,11 @@ String VisualShaderNodeTextureUniform::generate_code(Shader::Mode p_mode, Visual
String id = get_uniform_name();
String code = "\t{\n";
if (p_input_vars[0] == String()) { // Use UV by default.
code += "\t\tvec4 n_tex_read = texture( " + id + " , UV.xy );\n";
if (p_input_vars[1] == String()) {
code += "\t\tvec4 n_tex_read = texture( " + id + " , UV.xy );\n";
} else {
code += "\t\tvec4 n_tex_read = textureLod( " + id + " , UV.xy , " + p_input_vars[1] + " );\n";
}
} else if (p_input_vars[1] == String()) {
//no lod
code += "\t\tvec4 n_tex_read = texture( " + id + " , " + p_input_vars[0] + ".xy );\n";