[2747] | 1 | #include "common.h"
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| 2 | #include "Material.h"
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[2756] | 3 | #include "Texture.h"
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| 4 | #include "glInterface.h"
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[2769] | 5 | #include "RenderState.h"
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[2747] | 6 |
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[2756] | 7 |
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[2776] | 8 | namespace CHCDemoEngine
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[2751] | 9 | {
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[2747] | 10 |
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[2819] | 11 | CGparameter Material::sDiffuseParam;
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| 12 | CGparameter Material::sDiffuseTexParam;
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[2822] | 13 | CGparameter Material::sAmbientParam;
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| 14 | CGparameter Material::sAmbientTexParam;
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[2819] | 15 |
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[2822] | 16 |
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[2769] | 17 | RgbaColor RandomColor(float a, float b)
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[2747] | 18 | {
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[2769] | 19 | return RgbaColor(a + Random(b), a + Random(b), a + Random(b), 1);
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[2747] | 20 | }
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| 21 |
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| 22 |
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[2756] | 23 | void Material::InitMaterial()
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| 24 | {
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| 25 | mTexture = NULL;
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[2769] | 26 | mAlphaTestEnabled = false;
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[2844] | 27 | mCullFaceEnabled = true;
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[2756] | 28 |
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[2795] | 29 | mAmbientColor = RgbaColor(0.2f, 0.2f, 0.2f, 1.0f);
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[2769] | 30 | mDiffuseColor = RgbaColor(1.0f, 1.0f, 1.0f, 1.0f);
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[2818] | 31 | mSpecularColor = RgbaColor(.0f, .0f, .0f, 1.0f);
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[2795] | 32 | mEmmisiveColor = RgbaColor(.0f, .0f, .0f, 1.0f);
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[2756] | 33 | }
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| 34 |
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| 35 |
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[2795] | 36 | Material::Material()
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[2756] | 37 | {
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| 38 | InitMaterial();
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| 39 | }
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[2755] | 40 |
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[2756] | 41 |
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[2769] | 42 | Material::Material(const RgbaColor &color):
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[2756] | 43 | mDiffuseColor(color),
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[2755] | 44 | mAmbientColor(color),
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[2795] | 45 | mSpecularColor(0, 0, 0, 1),
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[2756] | 46 | mTexture(NULL)
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[2755] | 47 | {
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| 48 | }
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| 49 |
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| 50 |
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[2747] | 51 | Material RandomMaterial()
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| 52 | {
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| 53 | float a = 0.1f;
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| 54 | float b = 0.9f;
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| 55 |
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| 56 | Material m;
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| 57 | m.mDiffuseColor = RandomColor(a, b);
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| 58 |
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| 59 | return m;
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| 60 | }
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| 61 |
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[2756] | 62 |
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[2769] | 63 | void Material::Render(RenderState *state)
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[2756] | 64 | {
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[2844] | 65 | state->SetState(mTexture != NULL, mAlphaTestEnabled, mCullFaceEnabled);
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[2769] | 66 |
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[2756] | 67 | if (mTexture)
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[2819] | 68 | {
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[2756] | 69 | mTexture->Bind();
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[2819] | 70 | }
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[2756] | 71 | else
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[2819] | 72 | {
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[2756] | 73 | glBindTexture(GL_TEXTURE_2D, 0);
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[2819] | 74 | }
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[2756] | 75 |
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[2825] | 76 | if (state->GetRenderType() == RenderState::DEFERRED)
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| 77 | {
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| 78 | if (mTexture)
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| 79 | {
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| 80 | cgGLSetParameter4f(sAmbientTexParam, mEmmisiveColor.r, mEmmisiveColor.g, mEmmisiveColor.b, mEmmisiveColor.a);
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| 81 | cgGLSetParameter4f(sDiffuseTexParam, mDiffuseColor.r, mDiffuseColor.g, mDiffuseColor.b, mDiffuseColor.a);
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| 82 | }
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| 83 | else
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| 84 | {
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| 85 | cgGLSetParameter4f(sAmbientParam, mEmmisiveColor.r, mEmmisiveColor.g, mEmmisiveColor.b, mEmmisiveColor.a);
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| 86 | cgGLSetParameter4f(sDiffuseParam, mDiffuseColor.r, mDiffuseColor.g, mDiffuseColor.b, mDiffuseColor.a);
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| 87 | }
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| 88 | }
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| 89 | else if (state->GetRenderType() == RenderState::FIXED)
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| 90 | {
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| 91 | glMaterialfv(GL_FRONT, GL_AMBIENT, (float *)&mAmbientColor.r);
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| 92 | glMaterialfv(GL_FRONT, GL_DIFFUSE, (float *)&mDiffuseColor.r);
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| 93 | glMaterialfv(GL_FRONT, GL_EMISSION, (float *)&mEmmisiveColor.r);
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| 94 | glMaterialfv(GL_FRONT, GL_SPECULAR, (float *)&mSpecularColor.r);
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| 95 | }
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[2751] | 96 | }
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[2756] | 97 |
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| 98 |
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| 99 | }
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