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OpenGL immediate mode: drawarmature.c

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Changed the color function to output a float[4] to use with shaders.
Temporary leaving the UI_ThemeColor/glColor function.
Porting draw_bone_octahedral (wire) to Batch API.
This commit is contained in:
Clément Foucault
2017-02-10 22:52:10 +01:00
committed by Julian Eisel
parent b97864203e
commit 1c09c8f32f
1 changed files with 104 additions and 44 deletions
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148
source/blender/editors/space_view3d/drawarmature.c
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@@ -63,6 +63,8 @@
#include "ED_keyframes_draw.h"
#include "GPU_basic_shader.h"
#include "GPU_batch.h"
#include "GPU_matrix.h"
#include "UI_resources.h"
@@ -74,6 +76,7 @@
/* global here is reset before drawing each bone */
static ThemeWireColor *bcolor = NULL;
static float fcolor[4] = {0.0f};
/* values of colCode for set_pchan_glcolor */
enum {
@@ -148,11 +151,12 @@ static void cp_shade_color3ub(unsigned char cp[3], const int offset)
/* This function sets the gl-color for coloring a certain bone (based on bcolor) */
static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
{
/* TODO remove glColor/UI_ThemeColor functions when no longer needed */
switch (colCode) {
case PCHAN_COLOR_NORMAL:
{
if (bcolor) {
unsigned char cp[3];
unsigned char cp[4] = {255};
if (boneflag & BONE_DRAW_ACTIVE) {
copy_v3_v3_char((char *)cp, bcolor->active);
@@ -170,19 +174,24 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
}
glColor3ubv(cp);
rgb_uchar_to_float(fcolor, cp);
}
else {
if ((boneflag & BONE_DRAW_ACTIVE) && (boneflag & BONE_SELECTED)) {
UI_ThemeColor(TH_BONE_POSE_ACTIVE);
UI_GetThemeColor4fv(TH_BONE_POSE_ACTIVE, fcolor);
}
else if (boneflag & BONE_DRAW_ACTIVE) {
UI_ThemeColorBlend(TH_WIRE, TH_BONE_POSE, 0.15f); /* unselected active */
UI_GetThemeColorBlendShade4fv(TH_WIRE, TH_BONE_POSE, 0.15f, 0, fcolor);
}
else if (boneflag & BONE_SELECTED) {
UI_ThemeColor(TH_BONE_POSE);
UI_GetThemeColor4fv(TH_BONE_POSE, fcolor);
}
else {
UI_ThemeColor(TH_WIRE);
UI_GetThemeColor4fv(TH_WIRE, fcolor);
}
}
@@ -192,20 +201,27 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
{
if (bcolor) {
glColor3ubv((unsigned char *)bcolor->solid);
rgb_uchar_to_float(fcolor, (unsigned char *)bcolor->solid);
}
else
else {
UI_ThemeColor(TH_BONE_SOLID);
UI_GetThemeColor4fv(TH_BONE_SOLID, fcolor);
}
return true;
}
case PCHAN_COLOR_CONSTS:
{
if ((bcolor == NULL) || (bcolor->flag & TH_WIRECOLOR_CONSTCOLS)) {
if (constflag & PCHAN_HAS_TARGET) glColor4ub(255, 150, 0, 80);
else if (constflag & PCHAN_HAS_IK) glColor4ub(255, 255, 0, 80);
else if (constflag & PCHAN_HAS_SPLINEIK) glColor4ub(200, 255, 0, 80);
else if (constflag & PCHAN_HAS_CONST) glColor4ub(0, 255, 120, 80);
unsigned char cp[4];
if (constflag & PCHAN_HAS_TARGET) rgba_char_args_set((char *)cp, 255, 150, 0, 80);
else if (constflag & PCHAN_HAS_IK) rgba_char_args_set((char *)cp, 255, 255, 0, 80);
else if (constflag & PCHAN_HAS_SPLINEIK) rgba_char_args_set((char *)cp, 200, 255, 0, 80);
else if (constflag & PCHAN_HAS_CONST) rgba_char_args_set((char *)cp, 0, 255, 120, 80);
glColor4ubv(cp);
rgba_uchar_to_float(fcolor, cp);
return true;
}
return false;
@@ -213,7 +229,7 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
case PCHAN_COLOR_SPHEREBONE_BASE:
{
if (bcolor) {
unsigned char cp[3];
unsigned char cp[4] = {255};
if (boneflag & BONE_DRAW_ACTIVE) {
copy_v3_v3_char((char *)cp, bcolor->active);
@@ -226,11 +242,21 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
}
glColor3ubv(cp);
rgb_uchar_to_float(fcolor, cp);
}
else {
if (boneflag & BONE_DRAW_ACTIVE) UI_ThemeColorShade(TH_BONE_POSE, 40);
else if (boneflag & BONE_SELECTED) UI_ThemeColor(TH_BONE_POSE);
else UI_ThemeColor(TH_BONE_SOLID);
if (boneflag & BONE_DRAW_ACTIVE) {
UI_ThemeColorShade(TH_BONE_POSE, 40);
UI_GetThemeColorShade4fv(TH_BONE_POSE, 40, fcolor);
}
else if (boneflag & BONE_SELECTED) {
UI_ThemeColor(TH_BONE_POSE);
UI_GetThemeColor4fv(TH_BONE_POSE, fcolor);
}
else {
UI_ThemeColor(TH_BONE_SOLID);
UI_GetThemeColor4fv(TH_BONE_SOLID, fcolor);
}
}
return true;
@@ -238,7 +264,7 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
case PCHAN_COLOR_SPHEREBONE_END:
{
if (bcolor) {
unsigned char cp[3];
unsigned char cp[4] = {255};
if (boneflag & BONE_DRAW_ACTIVE) {
copy_v3_v3_char((char *)cp, bcolor->active);
@@ -254,11 +280,21 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
}
glColor3ubv(cp);
rgb_uchar_to_float(fcolor, cp);
}
else {
if (boneflag & BONE_DRAW_ACTIVE) UI_ThemeColorShade(TH_BONE_POSE, 10);
else if (boneflag & BONE_SELECTED) UI_ThemeColorShade(TH_BONE_POSE, -30);
else UI_ThemeColorShade(TH_BONE_SOLID, -30);
if (boneflag & BONE_DRAW_ACTIVE) {
UI_ThemeColorShade(TH_BONE_POSE, 10);
UI_GetThemeColorShade4fv(TH_BONE_POSE, 10, fcolor);
}
else if (boneflag & BONE_SELECTED) {
UI_ThemeColorShade(TH_BONE_POSE, -30);
UI_GetThemeColorShade4fv(TH_BONE_POSE, -30, fcolor);
}
else {
UI_ThemeColorShade(TH_BONE_SOLID, -30);
UI_GetThemeColorShade4fv(TH_BONE_SOLID, -30, fcolor);
}
}
break;
}
@@ -266,19 +302,27 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
{
/* inner part in background color or constraint */
if ((constflag) && ((bcolor == NULL) || (bcolor->flag & TH_WIRECOLOR_CONSTCOLS))) {
if (constflag & PCHAN_HAS_TARGET) glColor3ub(255, 150, 0);
else if (constflag & PCHAN_HAS_IK) glColor3ub(255, 255, 0);
else if (constflag & PCHAN_HAS_SPLINEIK) glColor3ub(200, 255, 0);
else if (constflag & PCHAN_HAS_CONST) glColor3ub(0, 255, 120);
else if (constflag) UI_ThemeColor(TH_BONE_POSE); /* PCHAN_HAS_ACTION */
unsigned char cp[4];
if (constflag & PCHAN_HAS_TARGET) rgba_char_args_set((char *)cp, 255, 150, 0, 255);
else if (constflag & PCHAN_HAS_IK) rgba_char_args_set((char *)cp, 255, 255, 0, 255);
else if (constflag & PCHAN_HAS_SPLINEIK) rgba_char_args_set((char *)cp, 200, 255, 0, 255);
else if (constflag & PCHAN_HAS_CONST) rgba_char_args_set((char *)cp, 0, 255, 120, 255);
else if (constflag) UI_GetThemeColor4ubv(TH_BONE_POSE, cp); /* PCHAN_HAS_ACTION */
glColor4ubv(cp);
rgb_uchar_to_float(fcolor, cp);
}
else {
if (bcolor) {
const char *cp = bcolor->solid;
glColor4ub(cp[0], cp[1], cp[2], 204);
rgb_uchar_to_float(fcolor, (unsigned char *)cp);
fcolor[3] = 204.f / 255.f;
}
else
else {
UI_ThemeColorShade(TH_BACK, -30);
UI_GetThemeColorShade4fv(TH_BACK, -30, fcolor);
}
}
return true;
@@ -290,17 +334,22 @@ static bool set_pchan_glColor(short colCode, int boneflag, short constflag)
static void set_ebone_glColor(const unsigned int boneflag)
{
/* TODO remove glColor/UI_ThemeColor functions when no longer needed */
if ((boneflag & BONE_DRAW_ACTIVE) && (boneflag & BONE_SELECTED)) {
UI_ThemeColor(TH_EDGE_SELECT);
UI_GetThemeColor4fv(TH_EDGE_SELECT, fcolor);
}
else if (boneflag & BONE_DRAW_ACTIVE) {
UI_ThemeColorBlend(TH_WIRE_EDIT, TH_EDGE_SELECT, 0.15f); /* unselected active */
UI_GetThemeColorBlendShade4fv(TH_WIRE_EDIT, TH_EDGE_SELECT, 0.15f, 0, fcolor);
}
else if (boneflag & BONE_SELECTED) {
UI_ThemeColorShade(TH_EDGE_SELECT, -20);
UI_GetThemeColorShade4fv(TH_EDGE_SELECT, -20, fcolor);
}
else {
UI_ThemeColor(TH_WIRE_EDIT);
UI_GetThemeColor4fv(TH_WIRE_EDIT, fcolor);
}
}
@@ -451,8 +500,11 @@ static const float bone_octahedral_verts[6][3] = {
{ 0.0f, 1.0f, 0.0f}
};
static const unsigned int bone_octahedral_wire_sides[8] = {0, 1, 5, 3, 0, 4, 5, 2};
static const unsigned int bone_octahedral_wire_square[8] = {1, 2, 3, 4, 1};
static const unsigned int bone_octahedral_wire[24] = {
0, 1, 1, 5, 5, 3, 3, 0,
0, 4, 4, 5, 5, 2, 2, 0,
1, 2, 2, 3, 3, 4, 4, 1,
};
static const unsigned int bone_octahedral_solid_tris[8][3] = {
{2, 1, 0}, /* bottom */
@@ -480,31 +532,39 @@ static const float bone_octahedral_solid_normals[8][3] = {
static void draw_bone_octahedral(void)
{
static GLuint displist = 0;
if (displist == 0) {
displist = glGenLists(1);
glNewList(displist, GL_COMPILE);
static VertexFormat format = {0};
static VertexBuffer vbo = {0};
static ElementListBuilder elb = {0};
static ElementList el = {0};
static Batch batch = {0};
/* Section 1, sides */
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(3, GL_FLOAT, 0, bone_octahedral_verts);
glDrawElements(GL_LINE_LOOP,
sizeof(bone_octahedral_wire_sides) / sizeof(*bone_octahedral_wire_sides),
GL_UNSIGNED_INT,
bone_octahedral_wire_sides);
if (format.attrib_ct == 0) {
/* Vertex format */
unsigned int pos = add_attrib(&format, "pos", GL_FLOAT, 3, KEEP_FLOAT);
/* Section 1, square */
glDrawElements(GL_LINE_LOOP,
sizeof(bone_octahedral_wire_square) / sizeof(*bone_octahedral_wire_square),
GL_UNSIGNED_INT,
bone_octahedral_wire_square);
glDisableClientState(GL_VERTEX_ARRAY);
glEndList();
/* Elements */
ElementListBuilder_init(&elb, GL_LINES, 12, 6);
for (int i = 0; i < 12; ++i) {
add_line_vertices(&elb, bone_octahedral_wire[i*2], bone_octahedral_wire[i*2+1]);
}
ElementList_build_in_place(&elb, &el);
/* Vertices */
VertexBuffer_init_with_format(&vbo, &format);
VertexBuffer_allocate_data(&vbo, 6);
for (int i = 0; i < 6; ++i) {
setAttrib(&vbo, pos, i, bone_octahedral_verts[i]);
}
Batch_init(&batch, GL_LINES, &vbo, &el);
Batch_set_builtin_program(&batch, GPU_SHADER_3D_UNIFORM_COLOR);
}
glCallList(displist);
gpuMatrixBegin3D_legacy();
Batch_use_program(&batch);
Batch_Uniform4fv(&batch, "color", fcolor);
Batch_draw(&batch);
gpuMatrixEnd();
}
static void draw_bone_solid_octahedral(void)