[rlgl] Implement vertex normals for RLGL immediate drawing mode (#3866)

* Fix several non-functional `target_compile_definitions`

* Avoid hardcoding the default vertex attribute locations

* Implement functional `rlNormal3f`

* Add normal definitions for `DrawCube`

* Update the basic lighting example to use `DrawCube` and `DrawPlane`
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bohonghuang 2024-04-23 20:22:29 +08:00 committed by GitHub
parent e0f6faa151
commit d80febde7d
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5 changed files with 303 additions and 102 deletions

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@ -112,14 +112,22 @@
#define RL_CULL_DISTANCE_NEAR 0.01 // Default projection matrix near cull distance
#define RL_CULL_DISTANCE_FAR 1000.0 // Default projection matrix far cull distance
// Default shader vertex attribute locations
#define RL_DEFAULT_SHADER_ATTRIB_LOCATION_POSITION 0
#define RL_DEFAULT_SHADER_ATTRIB_LOCATION_TEXCOORD 1
#define RL_DEFAULT_SHADER_ATTRIB_LOCATION_NORMAL 2
#define RL_DEFAULT_SHADER_ATTRIB_LOCATION_COLOR 3
#define RL_DEFAULT_SHADER_ATTRIB_LOCATION_TANGENT 4
#define RL_DEFAULT_SHADER_ATTRIB_LOCATION_TEXCOORD2 5
// Default shader vertex attribute names to set location points
// NOTE: When a new shader is loaded, the following locations are tried to be set for convenience
#define RL_DEFAULT_SHADER_ATTRIB_NAME_POSITION "vertexPosition" // Bound by default to shader location: 0
#define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD "vertexTexCoord" // Bound by default to shader location: 1
#define RL_DEFAULT_SHADER_ATTRIB_NAME_NORMAL "vertexNormal" // Bound by default to shader location: 2
#define RL_DEFAULT_SHADER_ATTRIB_NAME_COLOR "vertexColor" // Bound by default to shader location: 3
#define RL_DEFAULT_SHADER_ATTRIB_NAME_TANGENT "vertexTangent" // Bound by default to shader location: 4
#define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD2 "vertexTexCoord2" // Bound by default to shader location: 5
#define RL_DEFAULT_SHADER_ATTRIB_NAME_POSITION "vertexPosition" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_POSITION
#define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD "vertexTexCoord" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_TEXCOORD
#define RL_DEFAULT_SHADER_ATTRIB_NAME_NORMAL "vertexNormal" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_NORMAL
#define RL_DEFAULT_SHADER_ATTRIB_NAME_COLOR "vertexColor" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_COLOR
#define RL_DEFAULT_SHADER_ATTRIB_NAME_TANGENT "vertexTangent" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_TANGENT
#define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD2 "vertexTexCoord2" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_TEXCOORD2
#define RL_DEFAULT_SHADER_UNIFORM_NAME_MVP "mvp" // model-view-projection matrix
#define RL_DEFAULT_SHADER_UNIFORM_NAME_VIEW "matView" // view matrix