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(XMB) Ribbon lighting + readability tweaks

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This commit is contained in:
Jean-André Santoni 2016-04-23 05:24:44 +07:00
parent ce077533c2
commit 422c6d8984
3 changed files with 38 additions and 14 deletions
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12
gfx/drivers/gl_shaders/pipeline_xmb_ribbon.glsl.frag.h
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@ -3,7 +3,15 @@ static const char *stock_fragment_xmb =
"precision mediump float;\n"
"#endif\n"
"uniform float time;\n"
"varying vec3 fragVertexEc;\n"
"vec3 up = vec3(0, 0, 1);\n"
"void main()\n"
"{\n"
" gl_FragColor = vec4(1.0, 1.0, 1.0, 0.05);\n"
"}\n";
" vec3 X = dFdx(fragVertexEc);\n"
" vec3 Y = dFdy(fragVertexEc);\n"
" vec3 normal=normalize(cross(X,Y));\n"
" float c = (1.0 - dot(normal, up));\n"
" c = (1.0 - cos(c*c))/3.0;\n"
//" c = pow(c, 4 );\n"
" gl_FragColor = vec4(1.0, 1.0, 1.0, c);\n"
"}\n";

22
gfx/drivers/gl_shaders/pipeline_xmb_ribbon.glsl.vert.h
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@ -8,6 +8,7 @@ static const char *stock_vertex_xmb =
"#endif\n"
"COMPAT_ATTRIBUTE vec3 VertexCoord;\n"
"uniform float time;\n"
"COMPAT_VARYING vec3 fragVertexEc;\n"
"float iqhash( float n )\n"
"{\n"
" return fract(sin(n)*43758.5453);\n"
@ -23,12 +24,27 @@ static const char *stock_vertex_xmb =
" mix(mix( iqhash(n+113.0), iqhash(n+114.0),f.x),\n"
" mix( iqhash(n+170.0), iqhash(n+171.0),f.x),f.y),f.z);\n"
"}\n"
"float noise2( vec3 x )\n"
"{\n"
" return cos((x.z*1.0)*2.0);"
"}\n"
"void main()\n"
"{\n"
" vec3 v = vec3(VertexCoord.x, 0.0, VertexCoord.y);\n"
" vec3 v2 = v;\n"
" v2.x = v2.x + time/2.0;\n"
" v2.z = v.z * 3.0;\n"
" v.y = -cos((v.x+v.z/3.0+time)*2.0)/10.0 - noise(v2.xyz)/4.0;\n"
" vec3 v3 = v;\n"
" v.y = noise2(v2)/6.0;\n"
" v3.x = v3.x + time/5.0;\n"
" v3.x = v3.x / 2.0;\n"
" v3.z = v3.z + time/10.0;\n"
" v3.y = v3.y + time/100.0;\n"
" v.z = v.z + noise(v3*7.0)/15.0;\n"
" v.y = v.y + noise(v3*7.0)/15.0 + cos(v.x*2.0-time/5.0)/5.0 - 0.3;\n"
" gl_Position = vec4(v, 1.0);\n"
" fragVertexEc = gl_Position.xyz;\n"
"}\n";

18
menu/drivers/xmb.c
View File

@ -48,8 +48,8 @@
#include "../../tasks/tasks_internal.h"
#define XMB_RIBBON_ROWS 16
#define XMB_RIBBON_COLS 32
#define XMB_RIBBON_ROWS 64
#define XMB_RIBBON_COLS 64
#define XMB_RIBBON_VERTICES 2*XMB_RIBBON_COLS*XMB_RIBBON_ROWS-2*XMB_RIBBON_COLS
#ifndef XMB_DELAY
@ -67,9 +67,9 @@
#define XMB_ITEM_PASSIVE_ZOOM 0.5
#define XMB_CATEGORIES_ACTIVE_ALPHA 1.0
#define XMB_CATEGORIES_PASSIVE_ALPHA 0.5
#define XMB_CATEGORIES_PASSIVE_ALPHA 0.85
#define XMB_ITEM_ACTIVE_ALPHA 1.0
#define XMB_ITEM_PASSIVE_ALPHA 0.5
#define XMB_ITEM_PASSIVE_ALPHA 0.85
typedef struct
{
@ -495,7 +495,7 @@ static void xmb_draw_icon(
for (i = 0; i < 16; i++)
shadow[i] = 0;
menu_display_set_alpha(shadow, color[3] / 4);
menu_display_set_alpha(shadow, color[3] * 0.35f);
coords.color = shadow;
draw.x = x + 2;
@ -585,7 +585,7 @@ static void xmb_draw_text(xmb_handle_t *xmb,
{
params.drop_x = 2.0f;
params.drop_y = -2.0f;
params.drop_alpha = 0.25f;
params.drop_alpha = 0.35f;
}
menu_display_draw_text(str, width, height, &params);
@ -1043,7 +1043,7 @@ static void xmb_list_switch_new(xmb_handle_t *xmb,
{
xmb_node_t *node = (xmb_node_t*)
menu_entries_get_userdata_at_offset(list, i);
float ia = 0.5;
float ia = XMB_ITEM_PASSIVE_ALPHA;
if (!node)
continue;
@ -2338,8 +2338,8 @@ static void xmb_layout(xmb_handle_t *xmb)
static void xmb_ribbon_set_vertex(float *ribbon_verts, unsigned idx, unsigned row, unsigned col)
{
ribbon_verts[idx++] = ((float)col) / 15.5f - 1.0f;
ribbon_verts[idx++] = ((float)row) / 7.5f - 1.0f;
ribbon_verts[idx++] = ((float)col) / (XMB_RIBBON_COLS-1) * 2.0f - 1.0f;
ribbon_verts[idx++] = ((float)row) / XMB_RIBBON_ROWS * 2.0f - 1.0f;
}
static void xmb_init_ribbon(xmb_handle_t * xmb)