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Add a secondary texture coordinate to Vertex.

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This commit is contained in:
Paul Chote
2016-04-10 12:46:31 -04:00
parent f07a5d6f69
commit 7c67b10d28
11 changed files with 59 additions and 47 deletions
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48
OpenRA.Game/Graphics/RgbaColorRenderer.cs
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@@ -69,12 +69,12 @@ namespace OpenRA.Graphics
var eb = endColor.B / 255.0f;
var ea = endColor.A / 255.0f;
vertices[nv++] = new Vertex(start - corner + Offset, sr, sg, sb, sa);
vertices[nv++] = new Vertex(start + corner + Offset, sr, sg, sb, sa);
vertices[nv++] = new Vertex(end + corner + Offset, er, eg, eb, ea);
vertices[nv++] = new Vertex(end + corner + Offset, er, eg, eb, ea);
vertices[nv++] = new Vertex(end - corner + Offset, er, eg, eb, ea);
vertices[nv++] = new Vertex(start - corner + Offset, sr, sg, sb, sa);
vertices[nv++] = new Vertex(start - corner + Offset, sr, sg, sb, sa, 0, 0);
vertices[nv++] = new Vertex(start + corner + Offset, sr, sg, sb, sa, 0, 0);
vertices[nv++] = new Vertex(end + corner + Offset, er, eg, eb, ea, 0, 0);
vertices[nv++] = new Vertex(end + corner + Offset, er, eg, eb, ea, 0, 0);
vertices[nv++] = new Vertex(end - corner + Offset, er, eg, eb, ea, 0, 0);
vertices[nv++] = new Vertex(start - corner + Offset, sr, sg, sb, sa, 0, 0);
}
public void DrawLine(float2 start, float2 end, float width, Color color)
@@ -93,12 +93,12 @@ namespace OpenRA.Graphics
var b = color.B / 255.0f;
var a = color.A / 255.0f;
vertices[nv++] = new Vertex(start - corner + Offset, r, g, b, a);
vertices[nv++] = new Vertex(start + corner + Offset, r, g, b, a);
vertices[nv++] = new Vertex(end + corner + Offset, r, g, b, a);
vertices[nv++] = new Vertex(end + corner + Offset, r, g, b, a);
vertices[nv++] = new Vertex(end - corner + Offset, r, g, b, a);
vertices[nv++] = new Vertex(start - corner + Offset, r, g, b, a);
vertices[nv++] = new Vertex(start - corner + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(start + corner + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(end + corner + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(end + corner + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(end - corner + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(start - corner + Offset, r, g, b, a, 0, 0);
}
/// <summary>
@@ -186,12 +186,12 @@ namespace OpenRA.Graphics
if (nv + 6 > renderer.TempBufferSize)
Flush();
vertices[nv++] = new Vertex(ca + Offset, r, g, b, a);
vertices[nv++] = new Vertex(cb + Offset, r, g, b, a);
vertices[nv++] = new Vertex(cc + Offset, r, g, b, a);
vertices[nv++] = new Vertex(cc + Offset, r, g, b, a);
vertices[nv++] = new Vertex(cd + Offset, r, g, b, a);
vertices[nv++] = new Vertex(ca + Offset, r, g, b, a);
vertices[nv++] = new Vertex(ca + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(cb + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(cc + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(cc + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(cd + Offset, r, g, b, a, 0, 0);
vertices[nv++] = new Vertex(ca + Offset, r, g, b, a, 0, 0);
// Advance line segment
end = next;
@@ -243,12 +243,12 @@ namespace OpenRA.Graphics
var cb = color.B / 255.0f;
var ca = color.A / 255.0f;
vertices[nv++] = new Vertex(a + Offset, cr, cg, cb, ca);
vertices[nv++] = new Vertex(b + Offset, cr, cg, cb, ca);
vertices[nv++] = new Vertex(c + Offset, cr, cg, cb, ca);
vertices[nv++] = new Vertex(c + Offset, cr, cg, cb, ca);
vertices[nv++] = new Vertex(d + Offset, cr, cg, cb, ca);
vertices[nv++] = new Vertex(a + Offset, cr, cg, cb, ca);
vertices[nv++] = new Vertex(a + Offset, cr, cg, cb, ca, 0, 0);
vertices[nv++] = new Vertex(b + Offset, cr, cg, cb, ca, 0, 0);
vertices[nv++] = new Vertex(c + Offset, cr, cg, cb, ca, 0, 0);
vertices[nv++] = new Vertex(c + Offset, cr, cg, cb, ca, 0, 0);
vertices[nv++] = new Vertex(d + Offset, cr, cg, cb, ca, 0, 0);
vertices[nv++] = new Vertex(a + Offset, cr, cg, cb, ca, 0, 0);
}
public void FillEllipse(RectangleF r, Color color, int vertices = 32)

2
OpenRA.Game/Graphics/TerrainSpriteLayer.cs
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@@ -59,7 +59,7 @@ namespace OpenRA.Graphics
for (var i = 0; i < vertices.Length; i++)
{
var v = vertices[i];
vertices[i] = new Vertex(v.X, v.Y, v.Z, v.U, v.V, palette.TextureIndex, v.C);
vertices[i] = new Vertex(v.X, v.Y, v.Z, v.S, v.T, v.U, v.V, palette.TextureIndex, v.C);
}
for (var row = 0; row < map.MapSize.Y; row++)

12
OpenRA.Game/Graphics/Util.cs
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@@ -35,12 +35,12 @@ namespace OpenRA.Graphics
if (r.Sheet.Type == SheetType.DualIndexed)
attribC *= -1;
vertices[nv] = new Vertex(a, r.Left, r.Top, paletteTextureIndex, attribC);
vertices[nv + 1] = new Vertex(b, r.Right, r.Top, paletteTextureIndex, attribC);
vertices[nv + 2] = new Vertex(c, r.Right, r.Bottom, paletteTextureIndex, attribC);
vertices[nv + 3] = new Vertex(c, r.Right, r.Bottom, paletteTextureIndex, attribC);
vertices[nv + 4] = new Vertex(d, r.Left, r.Bottom, paletteTextureIndex, attribC);
vertices[nv + 5] = new Vertex(a, r.Left, r.Top, paletteTextureIndex, attribC);
vertices[nv] = new Vertex(a, r.Left, r.Top, 0, 0, paletteTextureIndex, attribC);
vertices[nv + 1] = new Vertex(b, r.Right, r.Top, 0, 0, paletteTextureIndex, attribC);
vertices[nv + 2] = new Vertex(c, r.Right, r.Bottom, 0, 0, paletteTextureIndex, attribC);
vertices[nv + 3] = new Vertex(c, r.Right, r.Bottom, 0, 0, paletteTextureIndex, attribC);
vertices[nv + 4] = new Vertex(d, r.Left, r.Bottom, 0, 0, paletteTextureIndex, attribC);
vertices[nv + 5] = new Vertex(a, r.Left, r.Top, 0, 0, paletteTextureIndex, attribC);
}
public static void FastCopyIntoChannel(Sprite dest, byte[] src) { FastCopyIntoChannel(dest, 0, src); }

9
OpenRA.Game/Graphics/Vertex.cs
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@@ -16,14 +16,15 @@ namespace OpenRA.Graphics
[StructLayout(LayoutKind.Sequential)]
public struct Vertex
{
public readonly float X, Y, Z, U, V, P, C;
public readonly float X, Y, Z, S, T, U, V, P, C;
public Vertex(float3 xyz, float u, float v, float p, float c)
: this(xyz.X, xyz.Y, xyz.Z, u, v, p, c) { }
public Vertex(float3 xyz, float s, float t, float u, float v, float p, float c)
: this(xyz.X, xyz.Y, xyz.Z, s, t, u, v, p, c) { }
public Vertex(float x, float y, float z, float u, float v, float p, float c)
public Vertex(float x, float y, float z, float s, float t, float u, float v, float p, float c)
{
X = x; Y = y; Z = z;
S = s; T = t;
U = u; V = v;
P = p; C = c;
}

12
OpenRA.Game/Graphics/VoxelLoader.cs
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@@ -95,12 +95,12 @@ namespace OpenRA.Graphics
var channelC = ChannelSelect[(int)s.Channel + 1];
return new Vertex[6]
{
new Vertex(coord(0, 0), s.Left, s.Top, channelP, channelC),
new Vertex(coord(su, 0), s.Right, s.Top, channelP, channelC),
new Vertex(coord(su, sv), s.Right, s.Bottom, channelP, channelC),
new Vertex(coord(su, sv), s.Right, s.Bottom, channelP, channelC),
new Vertex(coord(0, sv), s.Left, s.Bottom, channelP, channelC),
new Vertex(coord(0, 0), s.Left, s.Top, channelP, channelC)
new Vertex(coord(0, 0), s.Left, s.Top, 0, 0, channelP, channelC),
new Vertex(coord(su, 0), s.Right, s.Top, 0, 0, channelP, channelC),
new Vertex(coord(su, sv), s.Right, s.Bottom, 0, 0, channelP, channelC),
new Vertex(coord(su, sv), s.Right, s.Bottom, 0, 0, channelP, channelC),
new Vertex(coord(0, sv), s.Left, s.Bottom, 0, 0, channelP, channelC),
new Vertex(coord(0, 0), s.Left, s.Top, 0, 0, channelP, channelC)
};
}

2
OpenRA.Platforms.Default/Sdl2GraphicsDevice.cs
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@@ -81,6 +81,8 @@ namespace OpenRA.Platforms.Default
OpenGL.CheckGLError();
OpenGL.glEnableVertexAttribArray(Shader.TexCoordAttributeIndex);
OpenGL.CheckGLError();
OpenGL.glEnableVertexAttribArray(Shader.TexMetadataAttributeIndex);
OpenGL.CheckGLError();
SDL.SDL_SetModState(SDL.SDL_Keymod.KMOD_NONE);
input = new Sdl2Input();

4
OpenRA.Platforms.Default/Shader.cs
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@@ -20,6 +20,7 @@ namespace OpenRA.Platforms.Default
{
public const int VertexPosAttributeIndex = 0;
public const int TexCoordAttributeIndex = 1;
public const int TexMetadataAttributeIndex = 2;
readonly Dictionary<string, int> samplers = new Dictionary<string, int>();
readonly Dictionary<int, ITexture> textures = new Dictionary<int, ITexture>();
@@ -73,7 +74,8 @@ namespace OpenRA.Platforms.Default
OpenGL.CheckGLError();
OpenGL.glBindAttribLocation(program, TexCoordAttributeIndex, "aVertexTexCoord");
OpenGL.CheckGLError();
OpenGL.glBindAttribLocation(program, TexMetadataAttributeIndex, "aVertexTexMetadata");
OpenGL.CheckGLError();
OpenGL.glAttachShader(program, vertexShader);
OpenGL.CheckGLError();
OpenGL.glAttachShader(program, fragmentShader);

2
OpenRA.Platforms.Default/VertexBuffer.cs
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@@ -87,6 +87,8 @@ namespace OpenRA.Platforms.Default
OpenGL.CheckGLError();
OpenGL.glVertexAttribPointer(Shader.TexCoordAttributeIndex, 4, OpenGL.GL_FLOAT, false, VertexSize, new IntPtr(12));
OpenGL.CheckGLError();
OpenGL.glVertexAttribPointer(Shader.TexMetadataAttributeIndex, 2, OpenGL.GL_FLOAT, false, VertexSize, new IntPtr(28));
OpenGL.CheckGLError();
}
~VertexBuffer()

3
glsl/shp.frag
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@@ -4,13 +4,14 @@ uniform bool EnableDepthPreview;
uniform float DepthTextureScale;
varying vec4 vTexCoord;
varying vec2 vTexMetadata;
varying vec4 vChannelMask;
varying vec4 vDepthMask;
void main()
{
vec4 x = texture2D(DiffuseTexture, vTexCoord.st);
vec2 p = vec2(dot(x, vChannelMask), vTexCoord.p);
vec2 p = vec2(dot(x, vChannelMask), vTexMetadata.s);
vec4 c = texture2D(Palette, p);
// Discard any transparent fragments (both color and depth)

7
glsl/shp.vert
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@@ -3,7 +3,9 @@ uniform vec3 r1, r2;
attribute vec4 aVertexPosition;
attribute vec4 aVertexTexCoord;
attribute vec2 aVertexTexMetadata;
varying vec4 vTexCoord;
varying vec2 vTexMetadata;
varying vec4 vChannelMask;
varying vec4 vDepthMask;
@@ -38,6 +40,7 @@ void main()
{
gl_Position = vec4((aVertexPosition.xyz - Scroll.xyz) * r1 + r2, 1);
vTexCoord = aVertexTexCoord;
vChannelMask = DecodeChannelMask(aVertexTexCoord.w);
vDepthMask = DecodeDepthChannelMask(aVertexTexCoord.w);
vTexMetadata = aVertexTexMetadata;
vChannelMask = DecodeChannelMask(aVertexTexMetadata.t);
vDepthMask = DecodeDepthChannelMask(aVertexTexMetadata.t);
}

5
glsl/vxl.vert
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@@ -3,6 +3,7 @@ uniform mat4 TransformMatrix;
attribute vec4 aVertexPosition;
attribute vec4 aVertexTexCoord;
attribute vec2 aVertexTexMetadata;
varying vec4 vTexCoord;
varying vec4 vChannelMask;
varying vec4 vNormalsMask;
@@ -19,6 +20,6 @@ void main()
{
gl_Position = View*TransformMatrix*aVertexPosition;
vTexCoord = aVertexTexCoord;
vChannelMask = DecodeMask(aVertexTexCoord.z);
vNormalsMask = DecodeMask(aVertexTexCoord.w);
vChannelMask = DecodeMask(aVertexTexMetadata.s);
vNormalsMask = DecodeMask(aVertexTexMetadata.t);
}