stk-code_catmod/data/shaders/ge_shaders/grass.vert
Benau b2404aadd2 Reduce instance data size
MoltenVK has no DrawIndex support yet
2022-10-02 16:41:09 +08:00

30 lines
1.0 KiB
GLSL

#include "utils/spm_layout.h"
#include "../utils/get_world_location.vert"
layout(push_constant) uniform Constants
{
vec3 m_wind_direction;
} u_push_constants;
void main()
{
vec3 offset = sin(u_push_constants.m_wind_direction * (v_position.y * 0.1));
offset += vec3(cos(u_push_constants.m_wind_direction) * 0.7);
vec4 v_world_position = getWorldPosition(
u_object_buffer.m_objects[gl_InstanceIndex].m_translation + offset *
v_color.r,
u_object_buffer.m_objects[gl_InstanceIndex].m_rotation,
u_object_buffer.m_objects[gl_InstanceIndex].m_scale, v_position);
gl_Position = u_camera.m_projection_view_matrix * v_world_position;
f_vertex_color = vec4(1.0);
f_uv = v_uv;
f_uv_two = v_uv_two;
f_material_id = u_object_buffer.m_objects[gl_InstanceIndex].m_material_id;
#ifdef BIND_MESH_TEXTURES_AT_ONCE
if (f_material_id < 0)
f_material_id = u_material_ids.m_material_id[gl_DrawIDARB];
#endif
f_hue_change = u_object_buffer.m_objects[gl_InstanceIndex].m_hue_change;
}